crete new proxy handler object as scoped context
A trap for the delete operator.
delete
A Boolean indicating whether or not the property was deleted.
Boolean
A trap for getting a property value.
The proxy or an object that inherits from the proxy.
A trap for the in operator.
in
A trap for setting a property value.
The object to which the assignment was originally directed.
A Boolean indicating whether or not the property was set.
crete new proxy handler object as scoped context