From the curl_errno documentation: http://ca3.php.net/manual/en/function.curl-errno.php
"Returns the error number or 0 (zero) if no error occurred. "
So !$errno means a success
From the curl_errno documentation: http:// ca3.php. net/manual/ en/function. curl-errno. php
"Returns the error number or 0 (zero) if no error occurred. "
So !$errno means a success