string urldecode(string str);Decodes any %## encoding in the given string. The decoded string is returned.
| Example 1. urldecode() example $a = split ('&', $querystring);
$i = 0;
while ($i < count ($a)) {
  $b = split ('=', $a [$i]);
  echo 'Value for parameter ', htmlspecialchars (urldecode ($b [0])),
       ' is ', htmlspecialchars (urldecode ($b [1])), "<BR>";
  $i++;
} | 
See also urlencode()