25 var proxy = new Proxy(target, handler);  variable
29   Object.isFrozen(proxy)
37   Object.isSealed(proxy)
45   Object.isExtensible(proxy)
54 var proxy = new Proxy(target, handler);  variable
56 assert(Object.isExtensible(proxy) === true);
59 assert(Object.isExtensible(proxy) === false);
64 var proxy = new Proxy(target, handler);  variable
66 assert(Object.isExtensible(proxy) === true);
69 assert(Object.isExtensible(proxy) === false);
74 var proxy = new Proxy(target, handler);  variable
77   Object.isExtensible(proxy);
92 var proxy = new Proxy(target, handler);  variable
93 assert(Object.isExtensible(proxy) === true);
97 assert(Object.isExtensible(proxy) === false);
107 var proxy = new Proxy(target, handler);  variable
110   Object.isExtensible(proxy);
125 var proxy = revocable.proxy;
129   Object.isExtensible(proxy);
149 var proxy = new Proxy(target, handler1);  variable
150 var proxy2 = new Proxy(proxy, handler1);
153 var proxy3 = new Proxy(proxy, handler2);