How to get out of the setInterval function in javascript?

Question

var f=0;
f=Math.round(Math.random());
if(f==0)
setInterval(myFunction,4186);
else
alert("It doesn't come to this alert!!");

Answer 1

clearInterval()

https://www.google.com/amp/s/www.bitdegree.org/learn/javascript-setinterval/amp

Answer 2

https://www.w3schools.com/jsref/met_win_clearinterval.asp