TypedArray.prototype.keys()
The keys()
method returns a new array iterator object
that contains the keys for each index in the array.
Syntax
keys()
Return value
A new array iterator object.
Examples
Iteration using for...of loop
var arr = new Uint8Array([10, 20, 30, 40, 50]);
var eArray = arr.keys();
// your browser must support for..of loop
// and let-scoped variables in for loops
for (let n of eArray) {
console.log(n);
}
Alternative iteration
var arr = new Uint8Array([10, 20, 30, 40, 50]);
var eArr = arr.keys();
console.log(eArr.next().value); // 0
console.log(eArr.next().value); // 1
console.log(eArr.next().value); // 2
console.log(eArr.next().value); // 3
console.log(eArr.next().value); // 4
Specifications
Specification |
---|
ECMAScript Language Specification # sec-%typedarray%.prototype.keys |
Browser compatibility
BCD tables only load in the browser