{"ScriptPreparationCode":"var test = {\r\n hi: null,\r\n hello: undefined,\r\n goodbye: 1,\r\n}","TestCases":[{"Name":"js in ","Code":"if (\u0027hi\u0027 in test) console.log(\u0027yes\u0027)","IsDeferred":false},{"Name":"js property","Code":"if (test.hasOwnProperty(\u0027hi\u0027)) console.log(\u0027yes\u0027)","IsDeferred":false},{"Name":"ramda has","Code":"if (R.has(\u0027hi\u0027, test)) console.log(\u0027yes\u0027)","IsDeferred":false}]}