Window clearInterval()
Example
Display the time once every second. Use clearInterval() to stop the time:
const myInterval = setInterval(myTimer, 1000);
function myTimer() {
const date = new Date();
document.getElementById("demo").innerHTML = date.toLocaleTimeString();
}
function myStopFunction() {
clearInterval(myInterval);
}
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More examples below.
Definition and Usage
The clearInterval() method clears a timer set with the
setInterval() method.
Note
To clear an interval, use the id returned from setInterval():
myInterval = setInterval(function, milliseconds);
Then you can to stop the execution by calling clearInterval():
clearInterval(myInterval);
See Also:
Syntax
clearInterval(intervalId)
Parameters
| Parameter | Description |
| intervalId | Required. The interval id returned from setInterval(). |
Return Value
| NONE |
More Examples
Toggle between two background colors once every 500 milliseconds:
const myInterval = setInterval(setColor, 500);
function setColor() {
let x = document.body;
x.style.backgroundColor = x.style.backgroundColor == "yellow" ? "pink" : "yellow";
}
function stopColor() {
clearInterval(myInterval);
}
Try it Yourself »
Using setInterval() and clearInterval() to create a dynamic progress bar:
function move() {
const element = document.getElementById("myBar");
let width = 0;
const id = setInterval(frame, 100);
function frame() {
if (width == 100) {
clearInterval(id);
} else {
width++;
element.style.width = width + '%';
}
}
}
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Browser Support
clearInterval() is supported in all browsers:
| Chrome | IE | Edge | Firefox | Safari | Opera |
| Yes | Yes | Yes | Yes | Yes | Yes |
