Check string contain string php
You could use regular expressions as it's better for word matching compared to Show A simple match for
On the performance side, Edit: In order to search any part of the string, not just word by word, I would recommend using a regular expression like
The Now, this
can be quite problematic in some cases as the $search string isn't sanitized in any way, I mean, it might not pass the check in some cases as if Also, here's a great tool for testing and seeing explanations of various regular expressions Regex101 To combine both sets of functionality into a single multi-purpose function (including with selectable case sensitivity), you could use something like this:
One more thing to take in mind, is that The explanation for this and the solution is taken from here:
So in order to use the answer in PHP, you can use this function:
And if you want to search for array of words, you can use this:
As of PHP 8.0.0 you can now use str_contains
Topic: PHP / MySQLPrev|Next Answer: Use the PHP strpos() FunctionYou can use the PHP The Let's check out an example to understand how this function basically works:
Related FAQHere are some more FAQ related to this topic:
How do I check if a string contains a string in PHP?Answer: Use the PHP strpos() Function
You can use the PHP strpos() function to check whether a string contains a specific word or not. The strpos() function returns the position of the first occurrence of a substring in a string. If the substring is not found it returns false .
Does string contain PHP?The str_contains is a new function that was introduced in PHP 8. This method is used to check if a PHP string contains a substring. The function checks the string and returns a boolean true in case it exists and false otherwise. However, keep in mind that str_contains is case-sensitive.
How do I check if a string contains something?The includes() method returns true if a string contains a specified string. Otherwise it returns false .
Is str contains case4 Answers. Show activity on this post. Note that strpos() is case sensitive, if you want a case-insensitive search, use stripos() instead.
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