{"ScriptPreparationCode":"let arr = [1,2,3,4]\r\n","TestCases":[{"Name":"shift case ","Code":"let arr = [1,2,3,4]\r\n\r\narr.shift();","IsDeferred":false},{"Name":"slice","Code":"let arr = [1,2,3,4]\r\n\r\narr = arr.slice(1)","IsDeferred":false}]}