获取天气信息

//获取天气
function getweather($city){  //传入需要查询的城市
    $ch = curl_init();
    $timeout = 5;
    curl_setopt($ch, CURLOPT_URL, "http://wthrcdn.etouch.cn/weather_mini?city=$city");
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    //        curl_setopt($ch,CURLOPT_ENCODING ,‘gzip‘);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
    $file_contents = curl_exec($ch);
    curl_close($ch);

    return gzdecode($file_contents);
}