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