{"ScriptPreparationCode":"var map = new Map();\r\nvar obj = {};\r\nfor (let i = 0; i \u003C 50; i\u002B\u002B) {\r\n map.set(\u0027a\u0027 \u002B i, i);\r\n obj[\u0027a\u0027 \u002B i] = i;\r\n}\r\nobj = Object.freeze(obj)\r\n\r\nvar i = 0, count = 1000, a;","TestCases":[{"Name":"Map lookup","Code":"for (i = 0; i \u003C count; i\u002B\u002B) {\r\n a = map.get(\u0027a\u0027 \u002B i);\r\n}","IsDeferred":false},{"Name":"Obj lookup","Code":"for (i = 0; i \u003C count; i\u002B\u002B) {\r\n a = obj[\u0027a\u0027 \u002B i];\r\n}","IsDeferred":false}]}