jQuery animate function equivalent in pure JavaScript

Question

What is the equivalent of the following jQuery animate in pure JavaScript?

Answer 1

You can acheive complex animations with pure javascript by using setTimeout and setInterval methods.

Please check here.

Here is the key part of moving an element:

function move(elem) {
    var left = 0
    function frame() {
        left++  // update parameters
        elem.style.left = left + 'px' // show frame
        if (left == 100)  // check finish condition
            clearInterval(id)
    }
    var id = setInterval(frame, 10) // draw every 10ms
}