how to change image dynamically by js with random number
let imageArray =new Array();
imageArray.push("images/dice1.png");
imageArray.push("images/dice2.png");
imageArray.push("images/dice3.png");
imageArray.push("images/dice4.png");
imageArray.push("images/dice5.png");
imageArray.push("images/dice6.png");
function randomGen(){
let randomVar=Math.ceil(Math.random()*6) ;
return randomVar;
}
document.querySelector("#dice1").lastElementChild.setAttribute("src",imageArray[randomGen()]);