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wp_get_server_protocol › WordPress Function

Since4.4.0
Deprecatedn/a
› wp_get_server_protocol ( No parameters )
Returns:
  • (string) The HTTP protocol. Default: HTTP/1.0.
Defined at:
Codex:

Returns the HTTP protocol sent by the server.



Related Functions: wp_kses_bad_protocol, wp_get_single_post, wp_get_recent_posts, wp_get_user_request, wp_allowed_protocols

Source 

function wp_get_server_protocol() {
	$protocol = isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : '';

	if ( ! in_array( $protocol, array( 'HTTP/1.1', 'HTTP/2', 'HTTP/2.0', 'HTTP/3' ), true ) ) {
		$protocol = 'HTTP/1.0';
	}

	return $protocol;
}