Question

wp_original_referer_field( bool $echo = true,  string $jump_back_to = 'current' )

Retrieve or display original referer hidden field for forms.

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description

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.

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参数

$echo

(bool) (Optional) Whether to echo the original http referer.

Default value: true

$jump_back_to

(string) (Optional) Can be 'previous' or page you want to jump back to.

Default value: 'current'

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返回值

(string) Original referer field.

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源代码

File: wp-includes/functions.php

function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {
	if ( ! $ref = wp_get_original_referer() ) {
		$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;
}

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更新日志

Version	description
2.0.4	Introduced.

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相关函数

Uses

• wp-includes/formatting.php: wp_unslash()
• wp-includes/formatting.php: esc_attr()
• wp-includes/functions.php: wp_get_original_referer()
• wp-includes/functions.php: wp_get_referer()

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User Contributed Notes