{"ScriptPreparationCode":"var data = [];\r\nfor (let i = 0; i \u003C 5000; i \u002B= 1) {\r\n data.push(i.toString());\r\n}\r\nvar obj = data.reduce((p, c) =\u003E {\r\n p[c] = true;\r\n return p;\r\n}, {});\r\n\r\nvar set = new Set(data);","TestCases":[{"Name":"Object Lookup","Code":"obj.hasOwnProperty(\u0027123\u0027)","IsDeferred":false},{"Name":"Set Lookup","Code":"set.has(\u0027123\u0027)","IsDeferred":false}]}