getdns Functions
PHP Manual

php_getdns_context_get_edns_version

(PECL getdns >= 0.10.0)

php_getdns_context_get_edns_versionGet the EDNS version number.

Description

int php_getdns_context_get_edns_version ( int $context , int &$value )

This function gets the EDNS version number. See » RFC 6891 for a description of this value and its function.

Parameters

context

The previously created DNS context that is to be used with this request.

value

The current EDNS version number. Valid values range from 0 to 255 inclusive. The default value is 0 (zero). Note that this argument is passed by reference and any existing value will be overwritten.

Return Values

This function returns an integer response code. GETDNS_RETURN_GOOD indicates successful completion.


getdns Functions
PHP Manual