[자바스크립트] offsetTop,offsetLeft,offsetWidth,offsetHeight

SCRIPT Code (offsetTop/offsetLeft)

var a = document.getElementById("a");
var b = a.offsetTop(offsetLeft); //left + margin
var b = a.offsetTop(offsetTop); //top + margin

style : top(left) + margin

SCRIPT Code (offsetWidth/offsetHeight)

var a = document.getElementById("a");
var b = a.offsetWidth(offsetHeight); //height + padding + border
var b = a.offsetWidth(offsetWidth); //width + padding + border

style : width(height) + padding + border