{"ScriptPreparationCode":"var users = {};\r\nfor (var i = 0; i \u003C 1000; i\u002B\u002B) {\r\n users[\u0060user${i}\u0060] = {\r\n name: \u0060John${i}\u0060,\r\n age: Math.ceil(Math.random() * 100)\r\n };\r\n}","TestCases":[{"Name":"Object.keys","Code":"Object.keys(users).forEach(userId =\u003E console.log(users[userId]));","IsDeferred":false},{"Name":"for...in","Code":"for (const userId in users) {\r\n if (users.hasOwnProperty(userId)) {\r\n console.log(users[userId])\r\n }\r\n}","IsDeferred":false}]}