{"ScriptPreparationCode":"var arr = []","TestCases":[{"Name":".unshift()","Code":"for (let i = 0; i \u003C 10000; i\u002B\u002B) {\r\n arr.unshift(Math.random())\r\n}","IsDeferred":false},{"Name":".push()","Code":"for (let i = 0; i \u003C 10000; i\u002B\u002B) {\r\n arr.push(Math.random())\r\n}","IsDeferred":false}]}