Unlimited arguments in a JavaScript function

Question

Can a JavaScript function take unlimited arguments? Something like this:

testArray(1, 2, 3, 4, 5...);

I am trying:

var arr          


        

Answer 1

const outputDiv=document.querySelector('.output');
const output=(...x)=>{
    return outputDiv.innerHTML=x;
}

output(1,2,3,4,['hello',5,6],true,null);