Retrieves data from a post field based on Post ID.

Examples of the post field will be, ‘post_type’, ‘post_status’, ‘post_content’, etc and based off of the post object property or key names.

The context values are based off of the taxonomy filter functions and supported values are found within those functions.

• sanitize_post_field()

$field string Required

Post field name.

$post int|WP_Post Optional

Post ID or post object. Defaults to global $post.

Default: null

$context string Optional

How to filter the field. Accepts 'raw', 'edit', 'db', or 'display'. Default 'display'.

Default: 'display'

string The value of the post field on success, empty string on failure.

File: wp-includes/post.php. View all references

function get_post_field( $field, $post = null, $context = 'display' ) {
	$post = get_post( $post );

	if ( ! $post ) {
		return '';
	}

	if ( ! isset( $post->$field ) ) {
		return '';
	}

	return sanitize_post_field( $field, $post->$field, $post->ID, $context );
}