How can i remove last character from a string in php?

So here are three ways how to delete last character from string in PHP.

Method 1 – PHP: Remove Last Character from String using substr and mb_substr

substr and mb_substr commands usage

substr($string, 0, -1);
mb_substr($string, 0, -1);

substr and mb_substr example:

$string = "This is test string..";
echo $string . "\n";

// substr function
echo "substr: " . substr($string, 0, -1);

echo "\n";

// mb_substr multibyte version
echo "mb_substr: " . mb_substr($string, 0, -1);

echo "\n";

Example output:

This is test string..
This is test string.
This is test string.

substr_replace command usage

substr_replace($string ,"",-1);

substr_replace example:

$string = "This is test string..";
echo $string . "\n";

// substr_replace function
echo "substr_replace: " . substr_replace($string ,"",-1);

echo "\n";

Example output:

This is test string..
This is test string.

Method 3 – PHP: Remove Last Character from String using rtrim

Note: rtrim function is not working exactly same way as substr and substr_replace, but it is of course useful some cases. Rtrim function trims all specified characters from end of the string.

rtrim command usage

rtrim($string,'x');

rtrim example:

$string = "This is test string..";
echo $string . "\n";

// rtrim function
echo "rtrim: " . rtrim($string, ".");

echo "\n";

Example output:

This is test string..
This is test string

Question – How do I remove last character from a string in PHP script? In this tutorial you will learned multiple methods to remove last character from a string using php.

This tutorial describes 4 methods to remove last character from a string in PHP programming language. You can use any one of the following methods as per the requirements.

• Don’t Miss – Check If String Contains a Sub String in PHP

Method 1 – Using substr_replace function

You can use the PHP substr_replace() function to remove the last character from a string in PHP.

Syntax:

Example:

Output:

Original string: Hello TecAdmin!
Updated string: Hello TecAdmin

Method 2 – substr function

Use the substr function to remove the last character from any string in PHP string

Syntax:

Example:

Output:

Original string: Hello TecAdmin!
Updated string: Hello TecAdmin

Method 3 – mb_substr function

Use the mb_substr function to remove characters from the end of the string.

Syntax:

Example:

Output:

Original string: Hello TecAdmin!
Updated string: Hello TecAdmin

Method 4 – rtrim function

The rtrim function to used to remove specific characters from the end of the string.

Syntax:

Here “x” is the character to remove.

Example:

Output:

Original string: Hello TecAdmin!
Updated string: Hello TecAdmin