{"ScriptPreparationCode":null,"TestCases":[{"Name":"Array.prototype.concat","Code":"let arr = [1];\r\narr = arr.concat([2]);","IsDeferred":false},{"Name":"spread operator","Code":"let arr = [1];\r\narr = [...arr, 2];","IsDeferred":false},{"Name":"Push","Code":"let arr = [1];\r\narr.push(2);","IsDeferred":false}]}