Thời gian với các chuỗi ngẫu nhiên của các bản in ASCII:
from inspect import getsource
from random import sample
import re
from string import printable
from timeit import timeit
pattern_single = re.compile[r'[\W]']
pattern_repeat = re.compile[r'[\W]+']
translation_tb = str.maketrans['', '', ''.join[c for c in map[chr, range[256]] if not c.isalnum[]]]
def generate_test_string[length]:
return ''.join[sample[printable, length]]
def main[]:
for i in range[0, 60, 10]:
for test in [
lambda: ''.join[c for c in generate_test_string[i] if c.isalnum[]],
lambda: ''.join[filter[str.isalnum, generate_test_string[i]]],
lambda: re.sub[r'[\W]', '', generate_test_string[i]],
lambda: re.sub[r'[\W]+', '', generate_test_string[i]],
lambda: pattern_single.sub['', generate_test_string[i]],
lambda: pattern_repeat.sub['', generate_test_string[i]],
lambda: generate_test_string[i].translate[translation_tb],
]:
print[timeit[test], i, getsource[test].lstrip[' lambda: '].rstrip[',\n'], sep='\t']
if __name__ == '__main__':
main[]
Kết quả [Python 3.7]:
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
0 & Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
1 là nhanh nhất, nhưng bao gồm tất cả các ký tự không phải ASCII. Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
2 & Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
3 chậm hơn, nhưng bằng cách nào đó nhanh hơn Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
4 & Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
5.Chuỗi python isalnum [] hàm trả về
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
6 nếu nó chỉ làm bằng các ký tự chữ và số. Một nhân vật là chữ và số nếu nó là một alpha hoặc một số. Nếu chuỗi trống, thì isalnum [] trả về Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
7.Chuỗi python isalnum [] ví dụ
s = 'HelloWorld2019'
print[s.isalnum[]]
Đầu ra:
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
6s = 'Hello World 2019'
print[s.isalnum[]]
Đầu ra:
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
7 Vì khoảng trắng không phải là ký tự chữ và số.s = ''
print[s.isalnum[]]
Đầu ra:
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
7 vì nó là một chuỗi trống.s='A.B'
print[s.isalnum[]]
s = '10.50'
print[s.isalnum[]]
Output:
False
False
Chuỗi chứa khoảng thời gian [.] Không phải là ký tự chữ và số.
s = 'çåøÉ'
print[s.isalnum[]]
Đầu ra:
Time Length Code
6.3716264850008880 00 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
5.7285426190064750 00 ''.join[filter[str.isalnum, generate_test_string[i]]]
8.1875841680011940 00 re.sub[r'[\W]', '', generate_test_string[i]]
8.0002205439959650 00 re.sub[r'[\W]+', '', generate_test_string[i]]
5.5290945199958510 00 pattern_single.sub['', generate_test_string[i]]
5.4417179649972240 00 pattern_repeat.sub['', generate_test_string[i]]
4.6772285089973590 00 generate_test_string[i].translate[translation_tb]
23.574712151996210 10 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
22.829975890002970 10 ''.join[filter[str.isalnum, generate_test_string[i]]]
27.210196289997840 10 re.sub[r'[\W]', '', generate_test_string[i]]
27.203713296003116 10 re.sub[r'[\W]+', '', generate_test_string[i]]
24.008979928999906 10 pattern_single.sub['', generate_test_string[i]]
23.945240008994006 10 pattern_repeat.sub['', generate_test_string[i]]
21.830899796994345 10 generate_test_string[i].translate[translation_tb]
38.731336012999236 20 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
37.942474347000825 20 ''.join[filter[str.isalnum, generate_test_string[i]]]
42.169366310001350 20 re.sub[r'[\W]', '', generate_test_string[i]]
41.933375883003464 20 re.sub[r'[\W]+', '', generate_test_string[i]]
38.899814646996674 20 pattern_single.sub['', generate_test_string[i]]
38.636144253003295 20 pattern_repeat.sub['', generate_test_string[i]]
36.201238164998360 20 generate_test_string[i].translate[translation_tb]
49.377356811004574 30 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
48.408927293996385 30 ''.join[filter[str.isalnum, generate_test_string[i]]]
53.901889764994850 30 re.sub[r'[\W]', '', generate_test_string[i]]
52.130339455994545 30 re.sub[r'[\W]+', '', generate_test_string[i]]
50.061149017004940 30 pattern_single.sub['', generate_test_string[i]]
49.366573111998150 30 pattern_repeat.sub['', generate_test_string[i]]
46.649754120997386 30 generate_test_string[i].translate[translation_tb]
63.107938601999194 40 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
65.116287978999030 40 ''.join[filter[str.isalnum, generate_test_string[i]]]
71.477421126997800 40 re.sub[r'[\W]', '', generate_test_string[i]]
66.027950693998720 40 re.sub[r'[\W]+', '', generate_test_string[i]]
63.315361931003280 40 pattern_single.sub['', generate_test_string[i]]
62.342320287003530 40 pattern_repeat.sub['', generate_test_string[i]]
58.249303059004890 40 generate_test_string[i].translate[translation_tb]
73.810345625002810 50 ''.join[c for c in generate_test_string[i] if c.isalnum[]]
72.593953348005020 50 ''.join[filter[str.isalnum, generate_test_string[i]]]
76.048324580995540 50 re.sub[r'[\W]', '', generate_test_string[i]]
75.106637657001560 50 re.sub[r'[\W]+', '', generate_test_string[i]]
74.681338128997600 50 pattern_single.sub['', generate_test_string[i]]
72.430461594005460 50 pattern_repeat.sub['', generate_test_string[i]]
69.394243567003290 50 generate_test_string[i].translate[translation_tb]
6 Vì tất cả các ký tự alpha này. Các ký tự bảng chữ cái là những ký tự được xác định trong cơ sở dữ liệu ký tự Unicode là chữ cái chữ, tức là, những ký tự có thuộc tính danh mục chung là một trong những LM LM, LT LT,In tất cả các ký tự chữ và số trong Python
Chúng ta có thể sử dụng mô -đun
s = 'HelloWorld2019'
print[s.isalnum[]]
2 để kiểm tra xem một ký tự có phải là chữ và không.Dưới đây là chương trình để in tất cả các ký tự Unicode chữ và số.import unicodedata
count = 0
for codepoint in range[2 ** 16]:
ch = chr[codepoint]
if ch.isalnum[]:
print[u'{:04x}: {} [{}]'.format[codepoint, ch, unicodedata.name[ch, 'UNNAMED']]]
count = count + 1
print[f'Total Number of Alphanumeric Unicode Characters = {count}']
Output:
...
ffd7: ᅲ [HALFWIDTH HANGUL LETTER YU]
ffda: ᅳ [HALFWIDTH HANGUL LETTER EU]
ffdb: ᅴ [HALFWIDTH HANGUL LETTER YI]
ffdc: ᅵ [HALFWIDTH HANGUL LETTER I]
Total Number of Alphanumeric Unicode Characters = 49567
Tôi chỉ cung cấp đầu ra một phần vì số lượng ký tự Unicode chữ và số rất lớn.
Bạn có thể kiểm tra thêm các ví dụ Python từ kho Github của chúng tôi.
Tham khảo: Tài liệu chính thức