{"ScriptPreparationCode":null,"TestCases":[{"Name":".concat()","Code":"const items = [5, 23]\r\nconst newItems = [42]\r\n\r\nconst updated = items.concat(newItems)","IsDeferred":false},{"Name":"spread","Code":"const items = [5, 23]\r\nconst newItems = [42]\r\n\r\nconst updated = [...items, ...newItems]","IsDeferred":false}]}