| 'use strict'; |
|
|
| var ToIntegerOrInfinity = require('es-abstract/2024/ToIntegerOrInfinity'); |
| var ToLength = require('es-abstract/2024/ToLength'); |
| var ToObject = require('es-object-atoms/ToObject'); |
| var SameValueZero = require('es-abstract/2024/SameValueZero'); |
| var $isNaN = require('es-abstract/helpers/isNaN'); |
| var $isFinite = require('es-abstract/helpers/isFinite'); |
| var GetIntrinsic = require('get-intrinsic'); |
| var callBound = require('call-bind/callBound'); |
| var isString = require('is-string'); |
|
|
| var $charAt = callBound('String.prototype.charAt'); |
| var $indexOf = GetIntrinsic('%Array.prototype.indexOf%'); |
| var $max = GetIntrinsic('%Math.max%'); |
|
|
| module.exports = function includes(searchElement) { |
| var fromIndex = arguments.length > 1 ? ToIntegerOrInfinity(arguments[1]) : 0; |
| if ($indexOf && !$isNaN(searchElement) && $isFinite(fromIndex) && typeof searchElement !== 'undefined') { |
| return $indexOf.apply(this, arguments) > -1; |
| } |
|
|
| var O = ToObject(this); |
| var length = ToLength(O.length); |
| if (length === 0) { |
| return false; |
| } |
| var k = fromIndex >= 0 ? fromIndex : $max(0, length + fromIndex); |
| while (k < length) { |
| if (SameValueZero(searchElement, isString(O) ? $charAt(O, k) : O[k])) { |
| return true; |
| } |
| k += 1; |
| } |
| return false; |
| }; |
|
|
