php 按对象属性对对象数组进行排序。示例：查询后对Wordpress帖子进行排序

Posted 2021-05-04

$the_query = new WP_query( 
  array(
    'posts_per_page'    =>    4,
    'meta_key' => 'featured_facts',
    'orderby' =>  'meta_value_num date',
    'order' => ASC
  )
);
      
function cmp($a, $b)
{
  return strcmp($a->menu_order, $b->menu_order);
}
usort($the_query->posts, "cmp");