Strip or URL-encodes unwanted characters in PHP
Description
The following code shows how to strip or URL-encodes unwanted characters.
Example
/* w w w. j a va2 s. c om*/
<?php
$url="http://www.java2s.com";
var_dump(filter_var($url,FILTER_SANITIZE_ENCODED));
/*
Possible flags:
FILTER_FLAG_STRIP_LOW - Strip characters with ASCII value below 32
FILTER_FLAG_STRIP_HIGH - Strip characters with ASCII value above 32
FILTER_FLAG_ENCODE_LOW - Encode characters with ASCII value below 32
FILTER_FLAG_ENCODE_HIGH - Encode characters with ASCII value above 32
*/
?>
The code above generates the following result.
