{"ScriptPreparationCode":"var arr = [{id: 0, name: \u0027zero\u0027, completed: true}, {id: 1, name: \u0027one\u0027, completed: true}, {id: 2, name: \u0027two\u0027, completed: true}];\r\nvar temp = {id: 3, name: \u0027three\u0027, completed: false};","TestCases":[{"Name":"push","Code":"arr.push(temp);","IsDeferred":false},{"Name":"spread","Code":"arr = [...arr, temp];","IsDeferred":false}]}