JavaScript element.hasPointerCapture() Method
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JavaScript element.hasPointerCapture() Method
The element.hasPointerCapture() method returns a Boolean value indicates whether the element does have pointer capture or not.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<button onpointerdown="pointDown(event)" onpointerup="pointerUp(event);">Press Me</button>
<p id="point"></p>
<script>
var x = document.getElementById("point");
var elem = document.getElementsByTagName("button")[0];
function pointDown(e){
elem.setPointerCapture(e.pointerId);
check(e);
}
function pointerUp(e){
elem.releasePointerCapture(e.pointerId);
check(e);
}
function check(e){
if(elem.hasPointerCapture(e.pointerId))
x.innerHTML = "Your mouse pointer is captured";
else
x.innerHTML = "Your mouse pointer is released";
}
</script>
</body>
</html>
Syntax
element.hasPointerCapture(pointerId)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| pointerId | Required | The pointerId of a PointerEvent object. |
Return Values
| Value | Explanation |
|---|---|
| true | If the element does have pointer capture. |
| false | If the element does not have pointer capture. |
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