Determines whether the admin and the frontend are on different domains.

Return Return

(bool) Whether cross-domain.

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Source Source

File: wp-includes/class-wp-customize-manager.php

	public function is_cross_domain() {
		$admin_origin = wp_parse_url( admin_url() );
		$home_origin  = wp_parse_url( home_url() );
		$cross_domain = ( strtolower( $admin_origin['host'] ) !== strtolower( $home_origin['host'] ) );
		return $cross_domain;

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Changelog Changelog

Version Description
4.7.0 Introduced.

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