php str_replace替换特殊字符

　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>';

?>