LibreOffice 7.3 Help
Tests if a numeric or string expression can be converted to a Date variable.
Str (Výraz)
Bool
Expression: Any numeric or string expression that you want to test. If the expression can be converted to a date, the function returns True, otherwise the function returns False.
Sub ExampleIsDate
Dim sDateVar As String
sDateVar = "12.12.1997"
Print IsEmpty(sVar) REM Returns True
sDateVar = "12121997"
Print IsNumeric(vVar) REM vráti False
End Sub