<?php $str = ‘string‘; $chars = preg_split(‘//‘, $str, -1, PREG_SPLIT_NO_EMPTY); print_r($chars); ?> 以上例程会输出： Array ( [0] => s [1] => t [2] => r [3] => i [4] => n [5] => g )
将一个字符串分隔为组成它的字符
原文：https://www.cnblogs.com/clubs/p/14954749.html
