remove a child javascript code example
Example 1: js remove child elements
function deleteChild() {
let e = document.querySelector("ul");
let child = e.lastElementChild;
while (child) {
e.removeChild(child);
child = e.lastElementChild;
}
}
let btn = document.getElementById(
"btn").onclick = function() {
deleteChild();
}
Example 2: remove parent element javascript
node.parentNode.parentNode.removeChild(node.parentNode)
Example 3: es6 strip child is null from object
Object.keys(obj).forEach(k => (!obj[k] && obj[k] !== undefined) && delete obj[k]);