{"ScriptPreparationCode":"var keys = Array(10000).fill(null).map((val, index) =\u003E index);","TestCases":[{"Name":"Object.fromEntries","Code":"Object.fromEntries(keys.map((key) =\u003E [key, null]));","IsDeferred":false},{"Name":"Reduce","Code":"keys.reduce((acc, k) =\u003E {\r\n acc[k] = null;\r\n return acc;\r\n}, {});","IsDeferred":false},{"Name":"Property Assignment","Code":"const newObj = {};\r\n\r\nkeys.forEach((k) =\u003E {\r\n newObj[k] = null;\r\n});","IsDeferred":false}]}