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php curl使用例子

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Release: 2016-06-23 13:37:30
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  PHP支持的由Daniel Stenberg创建的libcurl库允许你与各种的服务器使用各种类型的协议进行连接和通讯。libcurl目前支持http、https、ftp、gopher、telnet、dict、file和ldap协议,以下代码是 微信支付中,curl的使用代码		$ch = curl_init();		//超时时间		curl_setopt($ch,CURLOPT_TIMEOUT,$second);		//这里设置代理,如果有的话        //curl_setopt($ch,CURLOPT_PROXY, '8.8.8.8');        //curl_setopt($ch,CURLOPT_PROXYPORT, 8080);        curl_setopt($ch,CURLOPT_URL, $url);        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);        curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);		//设置header		curl_setopt($ch,CURLOPT_HEADER,FALSE);		//要求结果为字符串且输出到屏幕上		curl_setopt($ch,CURLOPT_RETURNTRANSFER,TRUE);		//设置证书		//使用证书:cert 与 key 分别属于两个.pem文件		//默认格式为PEM,可以注释		curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');		curl_setopt($ch,CURLOPT_SSLCERT, WxPayConf_pub::SSLCERT_PATH);		//默认格式为PEM,可以注释		curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');		curl_setopt($ch,CURLOPT_SSLKEY, WxPayConf_pub::SSLKEY_PATH);		//post提交方式		curl_setopt($ch,CURLOPT_POST, true);		curl_setopt($ch,CURLOPT_POSTFIELDS,$xml);		$data = curl_exec($ch);		//返回结果		if($data){			curl_close($ch);			return $data;		}		else { 			$error = curl_errno($ch);			echo "curl出错,错误码:$error"."<br>"; 			echo "<a href='http://curl.haxx.se/libcurl/c/libcurl-errors.html'>错误原因查询</a></br>";			curl_close($ch);			return false;          }
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