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Ready 发布于2014年07月29日 09:11 最近更新于 2019年05月24日 13:50

原创 输出HTTP响应状态码的PHP函数

64 次浏览 读完需要≈ 7 分钟 PHP

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以下php函数可用于输出各种常见的HTTP响应状态码:

<?php

/**
 * 获取HTTP相应状态码所对应的描述文本
 * @param int $code
 * @return string
 */
function get_status_header_desc($code){
	global $status_header_desc;	
	if ( !isset($status_header_desc) ){
		$status_header_desc = array(
			100 => 'Continue',
			101 => 'Switching Protocols',
			102 => 'Processing',
			
			200 => 'OK',
			201 => 'Created',
			202 => 'Accepted',
			203 => 'Non-Authoritative Information',
			204 => 'No Content',
			205 => 'Reset Content',
			206 => 'Partial Content',
			207 => 'Multi-Status',
			226 => 'IM Used',
			
			300 => 'Multiple Choices',
			301 => 'Moved Permanently',
			302 => 'Found',
			303 => 'See Other',
			304 => 'Not Modified',
			305 => 'Use Proxy',
			306 => 'Reserved',
			307 => 'Temporary Redirect',
			
			400 => 'Bad Request',
			401 => 'Unauthorized',
			402 => 'Payment Required',
			403 => 'Forbidden',
			404 => 'Not Found',
			405 => 'Method Not Allowed',
			406 => 'Not Acceptable',
			407 => 'Proxy Authentication Required',
			408 => 'Request Timeout',
			409 => 'Conflict',
			410 => 'Gone',
			411 => 'Length Required',
			412 => 'Precondition Failed',
			413 => 'Request Entity Too Large',
			414 => 'Request-URI Too Long',
			415 => 'Unsupported Media Type',
			416 => 'Requested Range Not Satisfiable',
			417 => 'Expectation Failed',
			422 => 'Unprocessable Entity',
			423 => 'Locked',
			424 => 'Failed Dependency',
			426 => 'Upgrade Required',
			
			500 => 'Internal Server Error',
			501 => 'Not Implemented',
			502 => 'Bad Gateway',
			503 => 'Service Unavailable',
			504 => 'Gateway Timeout',
			505 => 'HTTP Version Not Supported',
			506 => 'Variant Also Negotiates',
			507 => 'Insufficient Storage',
			510 => 'Not Extended'
		);
	}
	if (isset($status_header_desc[$code])){
		return $status_header_desc[$code];
	} else {
		return '';
	}			
}

/**
 * 输出指定HTTP状态码的响应头信息
 * @param int $code
 * @return void
 */
function status_header($code){
	$desc = get_status_header_desc($code);
	if ( empty($desc) ){
		return false;			
	}
	$protocol = $_SERVER['SERVER_PROTOCOL'];
	if ( 'HTTP/1.1' != $protocol && 'HTTP/1.0' != $protocol )
		$protocol = 'HTTP/1.0';
	$status_header = "$protocol $code $desc"; 
	header($status_header);
}

/* *** 调用举例 *** */

//OK
status_header(200);

//Moved Permanently
status_header(301);

//Not Found
status_header(404);

//Internal Server Error
status_header(500);

?>
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