{"ScriptPreparationCode":null,"TestCases":[{"Name":"Array","Code":"const myObj = {a:1,b:2,c:3}\r\nconst myArr = Object.keys(myObj)\r\n\r\nmyArr.includes(\u0022c\u0022)","IsDeferred":false},{"Name":"Hash Table","Code":"const myObj = {a:1,b:2,c:3}\r\n\r\nmyObj.hasOwnProperty(\u0022c\u0022)","IsDeferred":false},{"Name":"ES6 Map","Code":"const myObj = {a:1,b:2,c:3}\r\n\r\nconst myMap = new Map(Object.entries(myObj))\r\n\r\nmyMap.has(\u0022c\u0022)","IsDeferred":false}]}