wp_get_raw_referer()

Retrieves unvalidated referer from ‘_wp_http_referer’ or HTTP referer.

Description

Do not use for redirects, use wp_get_referer() instead.

Return

(string|false) Referer URL on success, false on failure.

Source

File: wp-includes/functions.php 

function wp_get_raw_referer() {
	if ( ! empty( $_REQUEST['_wp_http_referer'] ) ) {
		return wp_unslash( $_REQUEST['_wp_http_referer'] );
	} else if ( ! empty( $_SERVER['HTTP_REFERER'] ) ) {
		return wp_unslash( $_SERVER['HTTP_REFERER'] );
	}

	return false;
}

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Related

Uses

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

Remove slashes from a string or array of strings.

Used By

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

Retrieve referer from ‘_wp_http_referer’ or HTTP referer.

Changelog

Changelog
Version Description
WP-4.5.0 Introduced.