(PHP 5)
DOMNode::isSupported — Checks if feature is supported for specified version
$feature
, string $version
)
Checks if the asked feature
is supported for the
specified version
.
feature
The feature to test. See the example of DOMImplementation::hasFeature() for a list of features.
version
The version number of the feature
to test.
如果成功則回傳 TRUE
,失敗則回傳 FALSE
。