{"ScriptPreparationCode":null,"TestCases":[{"Name":"One","Code":"const obj = { key1: \u0027value1\u0027, key2: \u0027value2\u0027 };\r\nif (\u0027key1\u0027 in obj) {\r\n console.log(\u0027key1 exists in obj\u0027);\r\n} else {\r\n console.log(\u0027key1 does not exist in obj\u0027);\r\n}","IsDeferred":false},{"Name":"Two","Code":"const obj = { key1: \u0027value1\u0027, key2: \u0027value2\u0027 };\r\nif (obj.hasOwnProperty(\u0027key1\u0027)) {\r\n console.log(\u0027key1 exists in obj\u0027);\r\n} else {\r\n console.log(\u0027key1 does not exist in obj\u0027);\r\n}","IsDeferred":false},{"Name":"Three","Code":"const obj = { key1: \u0027value1\u0027, key2: \u0027value2\u0027 };\r\nif (typeof obj.key1 !== \u0027undefined\u0027) {\r\n console.log(\u0027key1 exists in obj\u0027);\r\n} else {\r\n console.log(\u0027key1 does not exist in obj\u0027);\r\n}","IsDeferred":false}]}