删除PHP中字符串的最后一个字符

Posted 2021-02-23

This is a very common php question of HOW TO remove last character from string in PHP. Find below some ways how to delete last character from string in PHP.

<?php
// method 1 - substr and mb_substr
substr($string, 0, -1);
mb_substr($string, 0, -1);
 
// method 2 - substr_replace
substr_replace($string, '', -1);
 
// method 3 - rtrim
// it trims all specified characters from end of the string
rtrim($string, ".");
?>