// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es6id: 26.1.9 description: > Return boolean value. info: | 26.1.9 Reflect.has ( target, propertyKey ) ... 4. Return target.[[HasProperty]](key). 9.1.7.1 OrdinaryHasProperty (O, P) ... 2. Let hasOwn be OrdinaryGetOwnProperty(O, P). 3. If hasOwn is not undefined, return true. 4. Let parent be O.[[GetPrototypeOf]](). 5. ReturnIfAbrupt(parent). 6. If parent is not null, then a. Return parent.[[HasProperty]](P). 7. Return false. features: [Reflect] ---*/ var o1 = { p: 42 }; assert.sameValue(Reflect.has(o1, 'p'), true, 'true from own property'); assert.sameValue( Reflect.has(o1, 'z'), false, 'false when property is not present' ); var o2 = Object.create({ p: 42 }); assert.sameValue(Reflect.has(o2, 'p'), true, 'true from a prototype property'); reportCompare(0, 0);