Strict mode Passingnon-Strict mode Passing
Features:
- Symbol.iterator
- Symbol.toStringTag
// Copyright (C) 2014 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es6id: 21.1.5.2.2 description: > `Symbol.toStringTag` property descriptor info: | The initial value of the @@toStringTag property is the string value "String Iterator". This property has the attributes { [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]: true }. features: [Symbol.iterator, Symbol.toStringTag] includes: [propertyHelper.js] ---*/ var StringIteratorProto = Object.getPrototypeOf(''[Symbol.iterator]()); assert.sameValue(StringIteratorProto[Symbol.toStringTag], 'String Iterator'); verifyProperty(StringIteratorProto, Symbol.toStringTag, { writable: false, enumerable: false, configurable: true, });