The initial value of the @@iterator property is the same function object as the initial value of the Array.prototype.values property.
arguments[Symbol.iterator]()
for...of loopfunction f() {
// your browser must support for..of loop
// and let-scoped variables in for loops
for (let letter of arguments) {
console.log(letter);
}
}
f('w', 'y', 'k', 'o', 'p');
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of ' CreateUnmappedArgumentsObject' in that specification. | Standard | Initial definition. |
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of ' CreateMappedArgumentsObject' in that specification. | Standard | Initial definition. |
| ECMAScript Latest Draft (ECMA-262) The definition of 'CreateUnmappedArgumentsObject' in that specification. | Living Standard | |
| ECMAScript Latest Draft (ECMA-262) The definition of 'CreateMappedArgumentsObject' in that specification. | Living Standard |
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 52 | ? | 46 | No | Yes | 9 |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
|---|---|---|---|---|---|---|---|
| Basic support | 52 | 52 | ? | 46 | No | Yes | 9 |
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https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/arguments/@@iterator