php实现数组筛选奇数和偶数示例

<?php
functionpick_one_side($arr,$need_odd){
 returnarray_filter($arr,function($item)use($need_odd){
  return$need_odd?($item&1):(!($item&1));
 });
}

$one_side=pick_one_side(range(1,100),false);
print_r($one_side);