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PHP FILTER_SANITIZE_URL Filter

Complete PHP Filter Reference

Definition and Usage

The FILTER_SANITIZE_URL filter removes all illegal URL characters from a string.

This filter allows all letters, digits and $-_.+!*'(),{}|\\^~[]`"><#%;/?:@&=

Name: "url"
ID-number: 518

Example

<?php
$var="http://www.w3schooåøls.coøm";

var_dump(filter_var($var, FILTER_SANITIZE_URL));
?>

The output of the code will be:

string(24) "http://www.w3schools.com"