wordpress在默认情况下可以使用文章的一个自定义字段进行排序,代码如下:

$args = array( 'meta_key' => 'sort', 'orderby' => 'meta_value_num', // 须 WordPress 2.8 及以上版本 'order' => DESC  );  $arms = array_merge($args, $wp_query->query);    query_posts($arms); while (have_posts()) //循环内容  endwhile;wp_reset_query();

但是有时候我们可能会碰到更加复杂的情况,需要对两个自定义字段进行组合排序,方法如下:

$query = "SELECT wposts.*, wpostmeta1.*, wpostmeta2.*   FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta1, $wpdb->postmeta wpostmeta2  WHERE wposts.ID = wpostmeta1.post_id  AND wposts.ID = wpostmeta2.post_id  AND wpostmeta1.meta_key = 'date'  AND wpostmeta2.meta_key = 'time'  ORDER BY wpostmeta1.meta_value ASC,           wpostmeta2.meta_value ASC";    $results = $wpdb->get_results($query); foreach ( $results as $result ) { //循环内容 }

 

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