Versions

[{“Name”:“6”,“GroupName”:null},{“Name”:“7”,“GroupName”:null},{“Name”:“8”,“GroupName”:null}]

Syntax

• new WeakSet([iterable]);
• weakset.add(value);
• weakset.has(value);
• weakset.delete(value);

Remarks

For uses of WeakSet see ECMAScript 6: what is WeakSet for?.