TypedArray.prototype.keys()
The keys() method returns a new array iterator object
that contains the keys for each index in the array.
Try it
Syntax
keys()
Return value
A new array iterator object.
Examples
Iteration using for...of loop
const arr = new Uint8Array([10, 20, 30, 40, 50]);
const arrKeys = arr.keys();
for (const n of arrKeys) {
console.log(n);
}
Alternative iteration
const arr = new Uint8Array([10, 20, 30, 40, 50]);
const arrKeys = arr.keys();
console.log(arrKeys.next().value); // 0
console.log(arrKeys.next().value); // 1
console.log(arrKeys.next().value); // 2
console.log(arrKeys.next().value); // 3
console.log(arrKeys.next().value); // 4
Specifications
| Specification |
|---|
| ECMAScript Language Specification # sec-%typedarray%.prototype.keys |
Browser compatibility
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