WordPress at a glance
function is not described

wp_original_referer_field() WP 2.0.4

Retrieve or display original referer hidden field for forms.

The input name is '_wp_original_http_referer' and will be either the same value of wp_referer_field(), if that was posted already or it will be the current page, if it doesn't exist.

No Hooks.

Return

String. Original referer field.

Usage

wp_original_referer_field( $echo, $jump_back_to );
$echo(true|false)
Whether to echo the original http referer.
Default: true
$jump_back_to(string)
Can be 'previous' or page you want to jump back to.
Default: 'current'

Changelog

Since 2.0.4 Introduced.

Code of wp_original_referer_field() WP 5.7.1

<?php
function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {
	$ref = wp_get_original_referer();

	if ( ! $ref ) {
		$ref = ( 'previous' === $jump_back_to ) ? wp_get_referer() : wp_unslash( $_SERVER['REQUEST_URI'] );
	}

	$orig_referer_field = '<input type="hidden" name="_wp_original_http_referer" value="' . esc_attr( $ref ) . '" />';

	if ( $echo ) {
		echo $orig_referer_field;
	}

	return $orig_referer_field;
}