Window clearInterval() Method
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Window clearInterval() Method
❮ Window Object
Example
Display the current time (the setInterval() method will execute the "myTimer" function
once every 1 second).
Use clearInterval() to
stop the time:
var myVar = setInterval(myTimer, 1000);
function myTimer()
var d = new Date();
var t = d.toLocaleTimeString();
document.getElementById("demo").innerHTML = t;
function myStopFunction()
clearInterval(myVar);
Try it Yourself »
More "Try it Yourself" examples below.
Definition and Usage
The clearInterval() method clears a timer set with the
setInterval() method.
The ID value returned by setInterval() is used as the parameter for the clearInterval() method.
Note: To be able to use the clearInterval() method, you must
use a variable when creating the interval method:
myVar = setInterval("javascript function", milliseconds);
Then you will be able to stop the execution by calling the clearInterval()
method.
clearInterval(myVar);
Browser Support
The numbers in the table specify the first browser version that fully supports the method.
| Method | |||||
|---|---|---|---|---|---|
| clearInterval() | 1.0 | 4.0 | 1.0 | 1.0 | 4.0 |
Syntax
clearInterval(var)Parameter Values
| Parameter | Description |
|---|---|
| var | Required. The name of the timer returned by the setInterval() method |
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Technical Details
| Return Value: | No return value |
|---|
More Examples
Example
Toggle between two background colors once every 300 milliseconds, until it is
stopped by clearInterval():
var myVar = setInterval(setColor, 300);
function setColor()
var x = document.body;
x.style.backgroundColor = x.style.backgroundColor == "yellow" ? "pink" : "yellow";
function stopColor()
clearInterval(myVar);
Try it Yourself »
Example
Using setInterval() and clearInterval() to create a dynamic progress bar:
function move()
var elem = document.getElementById("myBar");
var width = 0;
var id = setInterval(frame, 100);
function frame()
if (width == 100)
clearInterval(id);
else
width++;
elem.style.width = width + '%';
Try it Yourself »
Related Pages
Window Object: setInterval() Method
Window Object: setTimeout() Method
Window Object: clearTimeout() Method
❮ Window Object