{"ScriptPreparationCode":"const undef = undefined\r\nfunction checkIsUndefined(val) {\r\n return typeof val === \u0027undefined\u0027\r\n}\r\nfunction checkIsNotUndefined(val) {\r\n return typeof val !== \u0027undefined\u0027\r\n}\r\nfunction checkIsTruthy(val) {\r\n return !!val\r\n}\r\nfunction checkIfFalsey(val) {\r\n return !val\r\n}","TestCases":[{"Name":"typeof val === \u0027undefined\u0027","Code":"checkIsUndefined(undef)","IsDeferred":false},{"Name":"typeof val !== \u0027undefined\u0027","Code":"checkIsNotUndefined(undef)","IsDeferred":false},{"Name":"!!val","Code":"checkIsTruthy(undef)","IsDeferred":false},{"Name":"!val","Code":"checkIfFalsey(undef)","IsDeferred":false}]}