WP_Comment::__isset( string $name )

Check whether a non-public property is set.

Description

If $name matches a post field, the comment post will be loaded and the post’s value checked.

Parameters

$name

(Required) Property name.

Return

(bool)

Source

File: wp-includes/class-wp-comment.php 

	public function __isset( $name ) {
		if ( in_array( $name, $this->post_fields ) && 0 !== (int) $this->comment_post_ID ) {
			$post = get_post( $this->comment_post_ID );
			return property_exists( $post, $name );
		}
	}

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Related

Uses

Uses
Uses Description
wp-includes/post.php: get_post()

Retrieves post data given a post ID or post object.

Changelog

Changelog
Version Description
WP-4.4.0 Introduced.