{"ScriptPreparationCode":"var initialArray = Array.from({ length: 10000 }, (_, i) =\u003E i);","TestCases":[{"Name":"spread operator","Code":"var other = [ ...initialArray, \u0027new\u0027 ]","IsDeferred":false},{"Name":"Push","Code":"initialArray.push(\u0027new\u0027);","IsDeferred":false}]}