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18 lines
686 B
18 lines
686 B
'use strict'; |
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var $ = require('../internals/export'); |
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var IndexedObject = require('../internals/indexed-object'); |
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var toIndexedObject = require('../internals/to-indexed-object'); |
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var arrayMethodIsStrict = require('../internals/array-method-is-strict'); |
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var nativeJoin = [].join; |
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var ES3_STRINGS = IndexedObject != Object; |
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var STRICT_METHOD = arrayMethodIsStrict('join', ','); |
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// `Array.prototype.join` method |
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// https://tc39.github.io/ecma262/#sec-array.prototype.join |
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$({ target: 'Array', proto: true, forced: ES3_STRINGS || !STRICT_METHOD }, { |
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join: function join(separator) { |
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return nativeJoin.call(toIndexedObject(this), separator === undefined ? ',' : separator); |
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} |
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});
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