Symbol.matchAll

The Symbol.matchAll static data property represents the well-known symbol Symbol.matchAll. The {{jsxref("String.prototype.matchAll()")}} method looks up this symbol on its first argument for the method that returns an iterator, that yields matches of the current object against a string.

For more information, see RegExp.prototype[Symbol.matchAll]() and {{jsxref("String.prototype.matchAll()")}}.

{{InteractiveExample("JavaScript Demo: Symbol.matchAll")}}

```js interactive-example const re = /\d+/g; const str = "2016-01-02|2019-03-07"; const result = reSymbol.matchAll;

console.log(Array.from(result, (x) => x[0])); // Expected output: Array ["2016", "01", "02", "2019", "03", "07"]

## Value

The well-known symbol `Symbol.matchAll`.

{{js_property_attributes(0, 0, 0)}}

## Examples

### Using Symbol.matchAll

```js
const str = "2016-01-02|2019-03-07";

const numbers = {
  *[Symbol.matchAll](str) {
    for (const n of str.matchAll(/\d+/g)) yield n[0];
  },
};

console.log(Array.from(str.matchAll(numbers)));
// ["2016", "01", "02", "2019", "03", "07"]

Specifications#

{{Specifications}}

Browser compatibility#

{{Compat}}

See also#

• Polyfill of Symbol.matchAll in core-js
• es-shims polyfill of Symbol.matchAll
• {{jsxref("Symbol.match")}}
• {{jsxref("Symbol.replace")}}
• {{jsxref("Symbol.search")}}
• {{jsxref("Symbol.split")}}
• {{jsxref("String.prototype.matchAll()")}}
• RegExp.prototype[Symbol.matchAll]()