{"ScriptPreparationCode":"var set = new Set();\r\nvar obj = new Object();\r\n\r\nfunction makeid()\r\n{\r\n var text = \u0022\u0022;\r\n var possible = \u0022ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789\u0022;\r\n\r\n for( var i=0; i \u003C 5; i\u002B\u002B )\r\n text \u002B= possible.charAt(Math.floor(Math.random() * possible.length));\r\n\r\n return text;\r\n}","TestCases":[{"Name":"Set","Code":"set.add(makeid());\r\nset.has(makeid())","IsDeferred":false},{"Name":"Object","Code":"obj[makeid()]=i;\r\nif (obj.hasOwnProperty(makeid())) ;","IsDeferred":false}]}