{"ScriptPreparationCode":"var obj = { a: 1, b: 2, c: 3, d: 4, e: 5 };\r\nvar undef;","TestCases":[{"Name":"undefined","Code":"undefined !== obj.d;","IsDeferred":false},{"Name":"typeof","Code":"\u0027undefined\u0027 !== typeof obj.d;","IsDeferred":false},{"Name":"in","Code":"\u0027d\u0027 in obj;","IsDeferred":false},{"Name":"hasOwnProperty","Code":"obj.hasOwnProperty( \u0027d\u0027 );","IsDeferred":false},{"Name":"truthy","Code":"!! obj.d;","IsDeferred":false},{"Name":"local undef","Code":"undef !== obj.d;","IsDeferred":false}]}