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remove null values in array

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remove all nulls values in an array

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  1. /*
  2.  * remove null value from array
  3.  * @param: array $array the array you will be remove the null value
  4.  * @param: boolean $lessKeys less the keys of array
  5.  * @return: array the new array
  6. */
  7. function array_remove_null($array,$lessKeys = true){
  8.     $NewArray = array();
  9.     try{
  10.         if(is_array($array)){
  11.             $array = array_map('trim',$array); 
  12.                 if(is_bool($lessKeys)){
  13.                     foreach($array as $key => $value){
  14.                         if(($value != null || strlen($value) != 0) && $lessKeys === true){
  15.                             $NewArray[$key] = $value;
  16.                         }elseif($value){
  17.                             $NewArray[] = $value;
  18.                         }
  19.                     }
  20.                     return $NewArray;
  21.                 }else{
  22.                     throw new Exception('array_remove_null() expects parameter 2 to be boolean, ' . gettype( $lessKeys ) . ' given', E_USER_WARNING );
  23.                 }
  24.         }else{
  25.             throw new Exception('array_remove_null() expects parameter 1 to be array, ' . gettype( $array ) . ' given', E_USER_WARNING );
  26.         }
  27.     }catch(Exception $e){
  28.         trigger_error($e->getMessage(),E_USER_WARNING);
  29.     }
  30. }

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