Description
string 
rawurldecode ( string str )
   Returns a string in which the sequences with percent
   (%) signs followed by two hex digits have been
   replaced with literal characters.
  
   
Example 1. rawurldecode() example 
<?php
  echo rawurldecode('foo%20bar%40baz'); // foo bar@baz
  ?>
 |  
  | 
  Note: 
    rawurldecode() does not decode plus symbols ('+')
    into spaces. urldecode() does.
   
   See also rawurlencode(),
   urldecode() and
   urlencode().