# curl_errno

(PHP 4 >= 4.0.3, PHP 5, PHP 7)

curl_errno — Return the last error number

### Description

curl_errno ( resource `$ch` ) : int

Returns the error number for the last cURL operation.

### Parameters

`ch`

  A cURL handle returned by curl_init().

### Return Values

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

### Examples

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($ch);
// Check if any error occurred
if(curl_errno($ch))
{
echo 'Curl error: ' . curl_error($ch);
}
// Close handle
curl_close($ch);
?>`

### See Also

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