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const x = ['p0', 'p1', 'p2'];
call_me(x[0], x[1], x[2]); // I don't like it

function call_me (param0, param1, param2 ) {
  // ...
}

const args = ['p0', 'p1', 'p2'];
call_me.apply(this, args);

call_me(...args);

var x = [ 'p0', 'p1', 'p2' ];
call_me(x);

function call_me(params) {
  for (i=0; i<params.length; i++) {
    alert(params[i])
  }
}

var x = ['p0', 'p1', 'p2'];
call_me.apply(null, x);

call_me(...x)

var x = [ 'p0', 'p1', 'p2' ];
call_me.apply(this, x);

function call_me () {
    // arguments is a array consisting of params.
    // arguments[0] == 'p0',
    // arguments[1] == 'p1',
    // arguments[2] == 'p2'
}

function FollowMouse() {
    for(var i=0; i< arguments.length; i++) {
        arguments[i].style.top = event.clientY+"px";
        arguments[i].style.left = event.clientX+"px";
    }

};

<body onmousemove="FollowMouse(d1,d2,d3)">

<p><div id="d1" style="position: absolute;">Follow1</div></p>
<div id="d2" style="position: absolute;"><p>Follow2</p></div>
<div id="d3" style="position: absolute;"><p>Follow3</p></div>


</body>

<body onmousemove="FollowMouse(d1,d2)">

<body onmousemove="FollowMouse(d1)">

function hash() {
  return arguments[0]+','+arguments[1];
}

hash(1,2); // "1,2" whoaa

function hash() {
  return arguments.join();
}

hash(1,2,4,..); //  Error: arguments.join is not a function

function hash() {
  return [].join.call(arguments);
}

hash(1,2,3,4); // "1,2,3,4" whoaa

Let glue be the first argument or, if no arguments, then a comma ",".
Let result be an empty string.
Append this[0] to result.
Append glue and this[1].
Append glue and this[2].
…Do so until this.length items are glued.
Return result.

var fruits = ["Banana", "Orange", "Apple", "Mango"];
function myFunction(name)
{
    var nameArray = name.split(',');
.
.
.
}

myFunction(fruits.join(','));

myFunction("orange,Apple,fruits");