Online PHP editor | output for 8DmJp

@ 2013-07-22T16:56:44Z

<?php
// Everything you enter here will be executed by our servers. Try it!
$uri = "http://fashion/ru/items/2?sort%5B%5D=1&str%5B%5D=4&curs%5B%5D=1&page=2&page=1&page=2&page=5&page=4&page=3&page=2&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&tesdsd=2";

function sgp($url, $varname, $value) // substitute get parameter
{
      if (is_array($varname)) {
          foreach ($varname as $i => $n) {
             $v = (is_array($value))
                   ? ( isset($value[$i]) ? $value[$i] : NULL ) 
                   : $value;
             $url = sgp($url, $n, $v);
          }
          return $url;
      }
      
     preg_match('/^([^?]+)(\?.*?)?(#.*)?$/', $url, $matches);
     $gp = (isset($matches[2])) ? $matches[2] : ''; // GET-parameters
     if (!$gp) return $url;
     
     $pattern = "/([?&])$varname=.*?(?=&|#|\z)/";
     if (preg_match($pattern, $gp)) {
         $substitution = ($value !== '') ? "\${1}$varname=" . preg_quote($value) : '';
         $newgp = preg_replace($pattern, $substitution, $gp); // new GET-parameters
         $newgp = preg_replace('/^&/', '?', $newgp); 
     }
     else    {
         $s = ($gp) ? '&' : '?';
         $newgp = $gp.$s.$varname.'='.$value;
     }
    
     $anchor = (isset($matches[3])) ? $matches[3] : '';
     $newurl = $matches[1].$newgp.$anchor;
     return $newurl;
}

var_dump(sgp($uri));

Output for 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7: Fatal error: Uncaught ArgumentCountError: Too few arguments to function sgp(), 1 passed in /in/8DmJp on line 37 and exactly 3 expected in /in/8DmJp:5 Stack trace: #0 /in/8DmJp(37): sgp('http://fashion/...') #1 {main} thrown in /in/8DmJp on line 5
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20: Warning: Missing argument 2 for sgp(), called in /in/8DmJp on line 37 and defined in /in/8DmJp on line 5 Warning: Missing argument 3 for sgp(), called in /in/8DmJp on line 37 and defined in /in/8DmJp on line 5 Notice: Undefined variable: varname in /in/8DmJp on line 7 Notice: Undefined variable: varname in /in/8DmJp on line 21 Notice: Undefined variable: varname in /in/8DmJp on line 29 Notice: Undefined variable: value in /in/8DmJp on line 29 string(200) "http://fashion/ru/items/2?sort%5B%5D=1&str%5B%5D=4&curs%5B%5D=1&page=2&page=1&page=2&page=5&page=4&page=3&page=2&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&tesdsd=2&="
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5: Warning: Missing argument 2 for sgp() in /in/8DmJp on line 5 Warning: Missing argument 3 for sgp() in /in/8DmJp on line 5 string(200) "http://fashion/ru/items/2?sort%5B%5D=1&str%5B%5D=4&curs%5B%5D=1&page=2&page=1&page=2&page=5&page=4&page=3&page=2&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&page=1&tesdsd=2&="

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