The touchmove event is used to execute a script when the user moves the finger across the screen.
It works only on touch screen devices and triggers once for every movement and continues to trigger until the finger is released.
Supported Tags
- All HTML elements supported by this event.
Syntax:
object.ontouchmove = myScript;
Below program illustrates the touchmove event:
Example: Executing a JavaScript when a user moves the finger over a P element.
html
<!DOCTYPE html><html>
<head>
<title>touchmove Event in HTML</title>
<style>
h1 {
color: green;
}
h2 {
font-family: Impact;
}
body {
text-align: center;
}
</style>
</head>
<body>
<h1>GeeksforGeeks</h1>
<h2>touchmove Event</h2>
<br>
<p ontouchmove="move(event)">
Touch somewhere in the paragraph and then
move the finger to trigger a function that
will display the x and y coordinates of the touch.
</p>
<br>
<p id="test"></p>
<script>
function move(event) {
var X = event.touches[0].clientX;
var Y = event.touches[0].clientY;
document.getElementById(
"test").innerHTML = X + ", " + Y;
}
</script>
</body>
</html>
|
Output:
Before touching the screen:
After touching the screen:
Supported Web Browsers:
- Google Chrome 22 and above
- Edge 12 and above
- Firefox 52 and above