Answers for "how to iterate <li> in js"

loop through list js

var arr = ["f", "o", "o", "b", "a", "r"]; 
for(var i in arr){
	console.log(arr[i]);
}

js loop ul

var ul = document.getElementById("foo");
var items = ul.getElementsByTagName("li");
for (var i = 0; i < items.length; ++i) {
  // do something with items[i], which is a <li> element
}