替换单引号，双印，正斜杠，反斜杠等等，and,select等等
<?php $str = ‘a\bc"1\‘2d4/e/fgh\\\abc\\//a"bandan\‘and‘; echo $str.‘<br>‘; $search = array(1, 2, 3, 4, 5, 6,‘*‘,‘$‘,‘\\‘,‘/‘,"‘",‘"‘,"and"); echo str_replace($search, ‘‘, $str);//abcdefghabcaban echo ‘<hr>‘; ?>
原文：http://www.cnblogs.com/as3lib/p/6615874.html