模拟http请求，支持gzip，chunked格式

<?php /**  * 模拟http请求，支持gzip，chunked格式  *   */ function http_request($url) {     $urlinfo = parse_url($url);     $urlinfo['path'] = $urlinfo['path']!=''?$urlinfo['path']:'/';     $header = "GET {$urli

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