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- 'use strict';
- var $ = require('../internals/export');
- var $includes = require('../internals/array-includes').includes;
- var addToUnscopables = require('../internals/add-to-unscopables');
- var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
- var USES_TO_LENGTH = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0 });
- // `Array.prototype.includes` method
- // https://tc39.github.io/ecma262/#sec-array.prototype.includes
- $({ target: 'Array', proto: true, forced: !USES_TO_LENGTH }, {
- includes: function includes(el /* , fromIndex = 0 */) {
- return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
- }
- });
- // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
- addToUnscopables('includes');
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