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调用代码
$url = 'http://www.baidu.com';
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$res = curl_exec($ch);
curl_close($ch);
echo $res;
报错
//SSL证书问题:无法获得本地发行方证书
string(63) "SSL certificate problem: unable to get local issuer certificate"
解决办法
$url = 'http://www.baidu.com';
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); //关闭SSL证书验证
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$res = curl_exec($ch);
curl_close($ch);
echo $res;