mirror of
https://github.com/tc39/test262.git
synced 2025-10-25 17:53:53 +02:00
31 lines
617 B
JavaScript
31 lines
617 B
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
/*---
|
|
es6id: 26.1.4
|
|
description: >
|
|
Delete a symbol property.
|
|
info: |
|
|
26.1.4 Reflect.deleteProperty ( target, propertyKey )
|
|
|
|
...
|
|
2. Let key be ToPropertyKey(propertyKey).
|
|
...
|
|
|
|
7.1.14 ToPropertyKey ( argument )
|
|
|
|
...
|
|
3. If Type(key) is Symbol, then
|
|
a. Return key.
|
|
...
|
|
features: [Reflect, Symbol]
|
|
---*/
|
|
|
|
var s = Symbol('1');
|
|
var o = {};
|
|
o[s] = 42;
|
|
|
|
Reflect.deleteProperty(o, s);
|
|
|
|
assert.sameValue(o.hasOwnProperty(s), false);
|
|
assert.sameValue(o[s], undefined);
|