Urlencode function :
string urlencode ( string str)
This function Url encodes string. This function is convenient when encoding a string to be used in a query part of an URL,
as a convenient way to pass variables to the next page:
Example :
<?php
$userinput = “http://localhost/first/encode.php?id=8&h=8#b=7″;
echo htmlentities(urlencode($userinput));
?>
