curl_errno

(PHP 4 >= 4.0.3, PHP 5)

curl_errno — Return the last error number

说明

int curl_errno ( resource $ch )

Returns the error number for the last cURL operation.

参数

ch: A cURL handle returned by curl_init().

返回值

Returns the error number or 0 (zero) if no error occurred.

范例

Example #1 curl_errno() example


<?php
// Create a curl handle to a non-existing location
$ch = curl_init('http://404.php.net/');

// Execute
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_exec($ch);

// Check if any error occured
if(curl_errno($ch))
{
    echo 'Curl error: ' . curl_error($ch);
}

// Close handle
curl_close($ch);
?>

参见

curl_error() - Return a string containing the last error for the current session
» Curl error codes