​ 文件目录提前创建好，并给足权限，就可以用了 ~~~php public function fengxi_elebaodantest($policyNo='6613530113306210000002') { $result = Http::get($this->fx_baoelebaodan.'?policyNo='.$policyNo.'&accessKey='.$this->fx_accessKey.'&accessSecret='.$this->fx_accessSecret); $path="/www/wwwroot/***/***/public/static/fengqi/fengqi".$policyNo.".pdf"; $realpath='/static/fengqi/fengqi'.$policyNo.".pdf"; $ret=file_put_contents($path,$result); if($ret){ return $realpath; }else{ return false; } } ~~~  ​