描述:
通过id获取文章/页面所有的自定义字段(post meta)信息
用法:
<?php get_post_custom($post_id); ?>
参数:
$post_id
(integer) (可选) 将检索其自定义字段的post ID。
默认值: 当前文章
示例:
<?php
$custom_fields = get_post_custom(72);
$my_custom_field = $custom_fields['my_custom_field'];
foreach ( $my_custom_field as $key => $value ) {
echo $key . " => " . $value . "<br />";
}
?>
源文件:
function get_post_custom( $post_id = 0 ) {
$post_id = absint( $post_id );
if ( ! $post_id ) {
$post_id = get_the_ID();
}
return get_post_meta( $post_id );
}