Question

wp_get_post_parent_id( int $post_ID )

Return the post’s parent’s post_ID

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description

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参数

$post_ID

(int) (Required)

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返回值

(int|false) Post parent ID, otherwise false.

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源代码

File: wp-includes/post.php

function wp_get_post_parent_id( $post_ID ) {
	$post = get_post( $post_ID );
	if ( !$post || is_wp_error( $post ) )
		return false;
	return (int) $post->post_parent;
}

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更新日志

Version	description
3.1.0	Introduced.

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相关函数

Uses

• wp-includes/post.php: get_post()
• wp-includes/load.php: is_wp_error()

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User Contributed Notes