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Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 2 weeks ago |
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File size:
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| [79a0317] | 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 | var sameValueZero = require('../internals/same-value-zero');
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| 4 | var aMap = require('../internals/a-map');
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| 5 | var iterate = require('../internals/map-iterate');
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| 6 |
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| 7 | // `Map.prototype.includes` method
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| 8 | // https://github.com/tc39/proposal-collection-methods
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| 9 | $({ target: 'Map', proto: true, real: true, forced: true }, {
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| 10 | includes: function includes(searchElement) {
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| 11 | return iterate(aMap(this), function (value) {
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| 12 | if (sameValueZero(value, searchElement)) return true;
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| 13 | }, true) === true;
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| 14 | }
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| 15 | });
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