Question

rest_send_cors_headers( mixed $value )

Sends Cross-Origin Re源代码 Sharing headers with API requests.

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description

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参数

$value

(mixed) (Required) Response data.

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返回值

(mixed) Response data.

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源代码

File: wp-includes/rest-api.php

function rest_send_cors_headers( $value ) {
	$origin = get_http_origin();

	if ( $origin ) {
		// Requests from file:// and data: URLs send "Origin: null"
		if ( 'null' !== $origin ) {
			$origin = esc_url_raw( $origin );
		}
		header( 'Access-Control-Allow-Origin: ' . $origin );
		header( 'Access-Control-Allow-Methods: OPTIONS, GET, POST, PUT, PATCH, DELETE' );
		header( 'Access-Control-Allow-Credentials: true' );
		header( 'Vary: Origin' );
	}

	return $value;
}

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更新日志

Version	description
4.4.0	Introduced.

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相关函数

Uses

• wp-includes/formatting.php: esc_url_raw()
• wp-includes/http.php: get_http_origin()

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User Contributed Notes