delete-named-names.js (231B)
1 var a = ['p', 'q', 'r', 's', 't']; 2 var o = {p:1, q:2, r:3, s:4, t:5}; 3 for (var i in o) { 4 delete o.p; 5 delete o.q; 6 delete o.r; 7 delete o.s; 8 delete o.t; 9 } 10 for (var i of a) 11 assertEq(o.hasOwnProperty(i), false);