{"ScriptPreparationCode":"var map = new Map();\r\nvar obj = {};\r\n\r\nmap.set(\u0027a\u0027, 5);\r\nobj[\u0027a\u0027] = 5;\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);\r\n const exists = map.has(\u0027a\u0027)\r\n}","IsDeferred":false},{"Name":"Obj lookup","Code":"for (i = 0; i \u003C count; i\u002B\u002B) {\r\n a = obj[\u0027a\u0027];\r\n const exists = \u0027a\u0027 in obj;\r\n}","IsDeferred":false}]}