{"ScriptPreparationCode":"var person = { name: \u0027John\u0027, age: 23, sex: \u0027Male\u0027 };","TestCases":[{"Name":"delete","Code":"delete person.age;","IsDeferred":false},{"Name":"undefined","Code":"person.age = undefined;","IsDeferred":false},{"Name":"getComputedStyle","Code":"parseFloat(getComputedStyle(document.createElement(\u0027div\u0027)).width)","IsDeferred":false},{"Name":"getPropertyValue()","Code":"parseFloat(getComputedStyle(document.createElement(\u0027div\u0027)).getPropertyValue(\u0027width\u0027))","IsDeferred":false}]}