{"ScriptPreparationCode":"var withUndefined = new Array(10000).fill(undefined)\r\nfor (let i = 0; i \u003C withUndefined.length; i \u002B= 2) withUndefined[i] = \u0027not undefined\u0027","TestCases":[{"Name":"_","Code":"_.compact(withUndefined)","IsDeferred":false},{"Name":"filter","Code":"withUndefined.filter(x =\u003E x !== undefined)","IsDeferred":false}]}