JavaScript node.getRootNode() Method
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JavaScript node.getRootNode() Method
The node.getRootNode()
method returns the context object's root, which optionally includes the shadow root if it is available.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point"></p>
<script>
var x = document.getElementById("point");
console.log(x.getRootNode());
</script>
</body>
</html>
Syntax
node.getRootNode(options)
Parameter Values
Value | Type | Explanation |
---|---|---|
options {composed:bool} | Optional |
A Boolean that indicates whether the shadow root should be returned. If true, the shadow root should be returned. If false, the shadow root should not be returned. Default value. |
Return Values
Value | Explanation |
---|---|
Object | Returns the context object's root. |
node.getRootNode() with Options
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p id="point">Main Element</p>
<script>
var x = document.getElementById("point");
var node = document.createElement("h2");
var shadowRoot = node.attachShadow({mode: "open"});
shadowRoot.innerHTML = '<div id="myShadowChild">content</div>';
var shadowChild = shadowRoot.getElementById("myShadowChild");
console.log(x.getRootNode());
console.log(shadowChild.getRootNode({composed: false}));
</script>
</body>
</html>
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