/* * http 封装网络请求方法 */ /* * get method */ function get($url, $param=array()){    if(!is_array($param)){        throw new Exception("参数必须为array");    }    $p='';    foreach($param as $key => $value){        $p=$p.$key.'='.$value.'&';    }    if(preg_match('/\?[\d\D]+/',$url)){
   //matched ?c        $p='&'.$p;    }else if(preg_match('/\?$/',$url)){
   //matched ?$        $p=$p;    }else{        $p='?'.$p;    }    $p=preg_replace('/&$/','',$p);    $url=$url.$p;    //echo $url;    $httph =curl_init($url);    curl_setopt($httph, CURLOPT_SSL_VERIFYPEER, 0);    curl_setopt($httph, CURLOPT_SSL_VERIFYHOST, 1);    curl_setopt($httph,CURLOPT_RETURNTRANSFER,1);    curl_setopt($httph, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)");        curl_setopt($httph, CURLOPT_RETURNTRANSFER,1);    curl_setopt($httph, CURLOPT_HEADER,1);    $rst=curl_exec($httph);    curl_close($httph);    return $rst; } /* * post method */ function post($url, $param=array()){    if(!is_array($param)){        throw new Exception("参数必须为array");    }    $httph =curl_init($url);    curl_setopt($httph, CURLOPT_SSL_VERIFYPEER, 0);    curl_setopt($httph, CURLOPT_SSL_VERIFYHOST, 1);    curl_setopt($httph,CURLOPT_RETURNTRANSFER,1);    curl_setopt($httph, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)");    curl_setopt($httph, CURLOPT_POST, 1);//设置为POST方式     curl_setopt($httph, CURLOPT_POSTFIELDS, $param);    curl_setopt($httph, CURLOPT_RETURNTRANSFER,1);    curl_setopt($httph, CURLOPT_HEADER,1);    $rst=curl_exec($httph);    curl_close($httph);    return $rst; }  /** * PHP发送Json对象数据 * * @param $url 请求url * @param $jsonStr 发送的json字符串 * @return array */ function http_post_json($url, $jsonStr) {  $ch = curl_init();  curl_setopt($ch, CURLOPT_POST, 1);  curl_setopt($ch, CURLOPT_URL, $url);  curl_setopt($ch, CURLOPT_POSTFIELDS, $jsonStr);  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);  curl_setopt($ch, CURLOPT_HTTPHEADER, array(      'Content-Type: application/json; charset=utf-8',      'Content-Length: ' . strlen($jsonStr)    )  );  $response = curl_exec($ch);  $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);  return array($httpCode, $response); }  /**  * php 获取目录树   *   * @param  [string] $path [目录路径]  * @return [array]       [目录结构数组]  */ function dirtree($path) {    $handle = opendir($path);    $itemArray=array();    while (false !== ($file = readdir($handle))) {        if (($file=='.')||($file=='..')){                    }elseif (is_dir($path.$file)) {                try {                    $dirtmparr=dirtree($path.$file.'/');                } catch (Exception $e) {                    $dirtmparr=null;                };                $itemArray[$file]=$dirtmparr;            }else{                array_push($itemArray, $file);            }        }    return $itemArray;}

不多说，有说明