Three ways to send post requests in php_PHP tutorial

This article mainly introduces three methods of PHP sending post requests. Curl, file_get_content, and fsocket are used to implement post submission data. Friends in need can refer to it

The code is as follows: class Request{ ​ Public static function post($url, $post_data = '', $timeout = 5){//curl ​           $ch = curl_init(); ​ ​ ​ curl_setopt ($ch, CURLOPT_URL, $url); ​ ​ ​ curl_setopt ($ch, CURLOPT_POST, 1); ​           if($post_data != ''){ ​ ​ ​ ​ ​ curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data); ​ } } ​ ​ ​ curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1); ​ curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout); ​ ​ ​ curl_setopt($ch, CURLOPT_HEADER, false); ​ $file_contents = curl_exec($ch); ​ ​ ​ curl_close($ch); ​           return $file_contents; ​ } ​ ​ Public static function post2($url, $data){//file_get_content ​                       ​ $postdata = http_build_query( ​               $data ​ ); ​                       ​ $opts = array('http' => ​                        array( ​                                                                                                                                                                                                                                     to ​ 'Header' = & GT; 'Content-Type: Application/X-WWW-Form-Urlencoded', ​                                                                                                                                                                                                             to ​ ) ​ ); ​                       ​ ​ ​ ​ $context = stream_context_create($opts); ​ ​ ​ ​ ​ $result = file_get_contents($url, false, $context); ​ Return $result; ​ ​ } ​ ​ Public static function post3($host,$path,$query,$others=''){//fsocket ​ ​ $post="POST $path HTTP/1.1rnHost: $hostrn"; ​ ​ ​ ​ $post.="Content-type: application/x-www-form-"; ​ ​ ​ ​ $post.="urlencodedrn${others}"; ​ $post.="User-Agent: Mozilla 4.0rnContent-length: "; ​ $post.=strlen($query)."rnConnection: closernrn$query"; ​ ​ ​ ​ $h=fsockopen($host,80); ​                     fwrite($h,$post); ​ for($a=0,$r='';!$a;){ ​                         $b=fread($h,8192); ​                   $r.=$b; ​                          $a=(($b=='')?1:0); ​           } ​                                         fclose($h); ​          return $r; ​ } }

http://www.bkjia.com/PHPjc/733183.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/733183.htmlTechArticleThis article mainly introduces three methods for PHP to send post requests, using curl, file_get_content, and fsocket respectively. Post submission data, friends who need it can refer to the following code: cla...