The initial value of the @@iterator property is the same function object as the initial value of the values property.
arr[Symbol.iterator]()
The array iterator function, which is the values() function by default.
for...of loopvar arr = new Uint8Array([10, 20, 30, 40, 50]);
// your browser must support for..of loop
// and let-scoped variables in for loops
for (let n of arr) {
console.log(n);
}
var arr = new Uint8Array([10, 20, 30, 40, 50]); var eArr = arr[Symbol.iterator](); console.log(eArr.next().value); // 10 console.log(eArr.next().value); // 20 console.log(eArr.next().value); // 30 console.log(eArr.next().value); // 40 console.log(eArr.next().value); // 50
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of '%TypedArray%.prototype[@@iterator]()' in that specification. | Standard | Initial definition. |
| ECMAScript Latest Draft (ECMA-262) The definition of '%TypedArray%.prototype[@@iterator]()' in that specification. | Draft |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | Yes | ? | 36
|
No | Yes | Yes |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Yes | Yes | ? | 36
|
Yes | Yes | Yes |
| Server | |
|---|---|
| Node.js | |
| Basic support | 0.12 |
TypedArrayTypedArray.prototype.entries()TypedArray.prototype.keys()TypedArray.prototype.values()
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https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray/@@iterator