NodeList: keys() method
The NodeList.keys() method returns an
iterator allowing to go through all keys contained
in this object. The keys are unsigned integer.
Syntax
js
keys()
Return value
Returns an iterator.
Example
js
const node = document.createElement("div");
const kid1 = document.createElement("p");
const kid2 = document.createTextNode("hey");
const kid3 = document.createElement("span");
node.appendChild(kid1);
node.appendChild(kid2);
node.appendChild(kid3);
let list = node.childNodes;
// Using for...of
for (const key of list.keys()) {
console.log(key);
}
The result is:
0 1 2
Browser compatibility
| desktop | mobile | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
keys | |||||||||||