{"ScriptPreparationCode":null,"TestCases":[{"Name":"object","Code":"const set = {a: null, b: null, c: null, d: null, e: null}\r\n\r\nlet i = 1\r\nwhile (i \u003C 999999) {\r\n const key = i.toString()\r\n set[key] = null\r\n const hasKey = !![key]\r\n delete key\r\n \r\n i\u002B\u002B\r\n}","IsDeferred":false},{"Name":"set","Code":"const set = new Set([\u0027a\u0027, \u0027b\u0027, \u0027c\u0027, \u0027d\u0027, \u0027e\u0027])\r\n\r\nlet i = 1 \r\nwhile (i \u003C 999999) {\r\n const key = i.toString()\r\n set.add(key)\r\n const hasKey = set.has(key)\r\n set.delete(key)\r\n \r\n i\u002B\u002B\r\n}","IsDeferred":false}]}