{"ScriptPreparationCode":"window.obj = {};\r\n\r\nfor (var i = 0, len = 100; i \u003C len; i\u002B\u002B) {\r\n obj[\u0027key\u0027 \u002B i] = \u0027value\u0027 \u002B i;\r\n}","TestCases":[{"Name":"_.isEmpty","Code":"let len = 0;\r\nfor (const key in obj) {\r\n if (obj.hasOwnProperty(key)) {\r\n len\u002B\u002B;\r\n }\r\n}","IsDeferred":false},{"Name":"Object.keys().length","Code":"let len = Object.keys(window.obj).length;","IsDeferred":false}]}