get all the child of the same class javascript
var doc = document.getElementById("test");
var notes = null;
for (var i = 0; i < doc.childNodes.length; i++) {
if (doc.childNodes[i].className == "4") {
notes = doc.childNodes[i];
break;
}
}how to add up all the numbers in between 0 and that number
function addUp(num) {
if (num === 1) return 1;
return num + addUp(num - 1);
}Copyright © 2021 Codeinu
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