JavaScript DOM foundation

ES BOM javascript composition DOM
DOM: Document Object Model
Gets DOM object methods are:
DOM Find element method

document.getElementById("")
document.getElementsByTagName("")

Setting an element's style

ele.style.styleName=styleValue
box.style.color="#fff"

ele.innerHTML Settings tab to start HTML tags between the end, when not set to get
set in the ele class class name ele.className, if coverage existed before the
acquisition property ele.getAttribute()
set properties ele.setAttribute()
Delete propertiesele.removeAttribute()

var lis=document.getElementsByTagName("li")
    for(var i=0;i<lis.length;i++){
        lis[i].style.color="red"
        lis[0].innerHTML="add"
        lis[i].innerHTML+="pop"
        lis[1].className="active"
        console.log(lis[1].className)
     }
  console.log(lis[0].getAttribute("type"))  
  lis[0].setAttribute("data","6")
  lis[0].removeAttribute("ff")