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php array_push 向数组增加值函数

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2016-06-13 11:22:451841browse

php  array_push 向数组增加值函数
 public static function insert(&$array, $key, $newValue, $before = true) {
  $result = false;
  $size = sizeof($array);
  for ($i=0; $i   $value = array_shift($array);
   if ($i==$key) {
    if ($before) {
     array_push($array, $newValue);
     array_push($array, $value);
    } else {
     array_push($array, $value);
     array_push($array, $newValue);
    }
    $result = true;
   } else {
    array_push($array, $value);
   }
  }
  if (!$result) {
   array_push($array, $newValue);
  }
  return;
 }


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