DOMNode::isSupported

(PHP 5, PHP 7)

DOMNode::isSupported — Checks if feature is supported for specified version

说明

public bool DOMNode::isSupported ( string $feature , string $version )

Checks if the asked feature is supported for the specified version.

参数

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.

返回值

成功时返回 TRUE， 或者在失败时返回 FALSE。

参见