{"ScriptPreparationCode":"var payload = {}\r\nfor (let i = 0; i \u003C 1000; i\u002B\u002B) {\r\n payload[i] = i\r\n}","TestCases":[{"Name":"delete","Code":"for (let i = 1000; i--;) {\r\n delete payload[i]\r\n}","IsDeferred":false},{"Name":"undefined","Code":"for (let i = 1000; i--;) {\r\n payload[i] = undefined\r\n}","IsDeferred":false},{"Name":"null","Code":"for (let i = 1000; i--;) {\r\n payload[i] = null\r\n}","IsDeferred":false}]}