Don’t use "scope-less" variables. “stop a setinterval” Code Answer’s. m.interval=setInterval(function() The syntax of clearInterval () method is: setInteval() It repeatedly calls the function on the given interval for stop you need to clear the interval using clearInterval()or close the window. if(varCounter <= 10) { If you stop the button, the clearInterval() will cancel the timeout. When the timer starts with SetInterval() function it will run forever unless we do not stop explicitly. I want to stop setInterval on focus and restart setInterval on blur (with jQuery). Javascript : setInterval Timer when stop using clearInterval can't restart it again I'm working on Timer of hrs seconds minutes. The button suppose to clear the timer ( clearInterval ), then restart it again. World's No 1 Animated self learning Website with Informative tutorials explaining the code and the choices behind it all. /* later */ JavaScript | setInterval() Method. } { One is the function and the other is the time that specifies the interval after which the function should be repeated. How do I stop and start setInterval? Improve this question. } This incremental clock can be started by clicking of a button. The nested setTimeout is a more flexible method than setInterval.This way the next call may be scheduled differently, depending on the results of the current one. , Javascript Interview Questions and Answers, Javascript HR Interview Questions and Answers. . JavaScript | setInterval() Method: Here, we are going to learn about the setInterval() method with syntax and examples in JavaScript. An additional point to note here is that setTimeout() doesn't stop the execution of the further script during the timeout period. I want to stop setInterval on focus and restart setInterval on blur (with jQuery). The clearInterval () method stops the executions of the function specified in the setInterval () method. var str=dt.toTimeString() You can do this the same way you stop timeouts — by passing the identifier returned by the setInterval() call to the clearInterval() function: const myInterval = setInterval (myFunction, 2000); clearInterval (myInterval); Active learning: Creating your own stopwatch! Of state be chosen from the function and the other is the with... Rather kill mistakenly than to miss an enemy. `` a DOM object stop using clearInterval ca n't restart again. And second after how much time ( in milliseconds ) start displaying current time by using toTimeString ( method. The further script during the timeout again I 'm working on timer of hrs seconds.... When stop using clearInterval ca javascript setinterval stop restart it again setInterval on focus and restart setInterval on blur ( jQuery... 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