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Clean and get global variable

/ Published in: PHP
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  1. function cleanGlobal($global_array, $arg, $specialchars = true, $default = null) {
  2. 	if(key_exists($arg, $global_array) && $global_array[$arg] != null && $global_array[$arg] != "") {
  3. 		if($specialchars) {
  4. 			return htmlspecialchars($global_array[$arg]);
  5. 		} else {
  6. 			return $global_array[$arg];
  7. 		}
  8. 	} else {
  9. 		return $default;
  10. 	}
  11. }

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