{"ScriptPreparationCode":"var obj = {\r\n \u0027first\u0027 : 1,\r\n \u0027is\u0027 : 1,\r\n \u0027some\u0027 : 1,\r\n \u0027nice\u0027 : 1,\r\n \u0027test\u0027 : 1,\r\n \u0027last\u0027 : 1\r\n}","TestCases":[{"Name":"in \u2013 first element","Code":"if (\u0027first\u0027 in obj) {\r\n}","IsDeferred":false},{"Name":"in \u2013 last element","Code":"if (\u0027last\u0027 in obj) {\r\n}","IsDeferred":false},{"Name":"typeof \u2013 first element","Code":"if (typeof obj[\u0027first\u0027] !== \u0022undefined\u0022) {\r\n}","IsDeferred":false},{"Name":"typeof \u2013 last element","Code":"if (typeof obj[\u0027last\u0027] !== \u0022undefined\u0022) {\r\n}","IsDeferred":false},{"Name":"! \u2013 first element","Code":"if (!obj[\u0027first\u0027]) {\r\n}","IsDeferred":false},{"Name":"! \u2013 last element","Code":"if (!obj[\u0027last\u0027]) {\r\n}","IsDeferred":false}]}