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Get HTML list of Array Keys

/ Published in: PHP
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  1. /**
  2.  * Creates recursively a nested HTML UL of array keys.
  3.  * @param array $array Array
  4.  * @return string Nested UL string
  5.  */
  6. function Get_Array_Keys_UL($array=array()) {
  7.  $recursion=__FUNCTION__;
  8.  if (empty($array)) return '';
  9.  $out='<ul>'."\n";
  10.  foreach ($array as $key => $elem)
  11.    $out .= '<li>'.$key.$recursion($elem).'</li>'."\n";
  12.  $out .= '</ul>'."\n";  
  13.  return $out;
  14. }
  15.  
  16.  
  17. $ul=Get_Array_Keys_UL($_POST);
  18. echo $ul;

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