新手自学php，curl应用时接口数据无返回值

一个php项目遇到接口返回值为空：如下 <?php header('Content-Type:text/html;charset=utf-8'); $host = "https://**api.*******.com"; $path = "/service/truck"; $method = "GET"; $querys = "origin=116.296972,40.049057&destina

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