How to remove last character of string using php
There are many ways to delete the last character of a string in How to remove last character of string using php. This article will introduce to you four methods of deleting the last character of a string in How to remove last character of string using php. Friends in need can refer to it.
Method 1: substr_replace function
Use the substr_replace function to remove the last character from a string in PHP.
The basic syntax is as follows:
substr_replace($string ,"", -1);
The example is as follows
$string = "Hello admin!"; echo "Original string: " . $string . "\n"; echo "Updated string: " . substr_replace($string ,"",-1) . "\n";
The running effect is as follows:
Original string: Hello admin! Updated string: Hello admin
Method 2: substr function
Use the substr function to remove the last character from any string in PHP string
The basic syntax is as follows
substr($string, 0, -1);
The example is as follows
$string = "Hello Admin!"; echo "Original string: " . $string . "\n"; echo "Updated string: " . substr($string, 0, -1) . "\n";
Run The effect is as follows:
Original string: Hello admin! Updated string: Hello admin
Method 3: mb_substr function
Use the mb_substr function to delete characters from the end of the string.
The basic syntax is as follows
mb_substr($string, 0, -1);
The example is as follows
$string = "Hello Admin!"; echo "Original string: " . $string . "\n"; echo "Updated string: " . mb_substr($string, 0, -1) . "\n";
The running effect is as follows
Original string: Hello Admin! Updated string: Hello Admin
Method 4: rtrim function
rtrim function is used to delete specific characters from the end of a string
The basic syntax is as follows
rtrim($string,'x');
Here "x" is the character to be deleted.
The example is as follows
$string = "Hello TecAdmin!"; echo "Original string: " . $string . "\n"; echo "Updated string: " . rtrim($string, "!") . "\n";
The running result is as follows
Original string: Hello Admin! Updated string: Hello Admin
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