php用正则匹配将符号替换为空格
<?php
$character = "!@#$%^&*中'文中'文中'文().,<>|[]'\":;}{-_+=?/abcdefgh中'文ijklmnopqrstuvwx中'文yzABCDEFGHI中文JKLMNOPQRSTUVWXYZ~`中'文文文文文";
$reg = "/[[:punct:]]/i";
$character = preg_replace($reg, '', $character);
print_r($character);
die;
?>
原文：http://blog.csdn.net/phpfenghuo/article/details/40043395