wp_get_original_referer()

Retrieve original referer that was posted, if it exists.

Return

(string|false) Original referer URL on success, false on failure.

More Information

HTTP referer is a server variable. ‘referer’ is deliberately miss-spelled.

Source

File: wp-includes/functions.php 

function wp_get_original_referer() {
	if ( ! empty( $_REQUEST['_wp_original_http_referer'] ) && function_exists( 'wp_validate_redirect' ) ) {
		return wp_validate_redirect( wp_unslash( $_REQUEST['_wp_original_http_referer'] ), false );
	}

	return false;
}

Uses

Uses Description
wp-includes/formatting.php: wp_unslash()

Removes slashes from a string or recursively removes slashes from strings within an array.
wp-includes/pluggable.php: wp_validate_redirect()

Validates a URL for use in a redirect.

Used By

Used By Description
wp-includes/functions.php: wp_original_referer_field()

Retrieve or display original referer hidden field for forms.

Changelog

Version Description
2.0.4 Introduced.

© 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_get_original_referer