How to check server error type with PHP curl_setopt?

Question

I'm trying to query data from another website by using PHP curl_setopt as below function, But I don't know to valid when my partner sever get any error as below description.

 [Server Error 5xx] 500="Internal Server Error" 501="Not Implemented" 502="Bad Gateway" 503="Service Unavailable" 504="Gateway Timeout" 505="HTTP Version Not Supported" public function getNumber() { $url = "http://website/PalmHallServer_kl/!queryLuckNumberRecordByPeriods.action"; $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: Json')); curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); $contents = curl_exec($ch); $res = false; if ($contents) { $res = TRUE; } else { $res = FALSE; } echo json_encode(array("res" => $res, 'data' => $contents)); }

Hanky Panky · Accepted Answer · 2015-12-10 05:32:20Z

First tell curl that you want to see the headers returned

curl_setopt($ch, CURLOPT_HEADER, true);

Then you can get Response code using

$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);

To see all the information contained in the response headers you can do

print_r(curl_getinfo($ch));

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