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# IsDate Function

Tests if a numeric or string expression can be converted to a Date variable.

## Синтакса

    IsDate (израз)

## Врати вредност:

Bool

## Параметри:

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.

## Error codes:

5 Invalid procedure call

## Пример

    Sub ExampleIsDate
    Dim sDateVar As String
        sDateVar = "12.12.1997"
        print IsDate(sDateVar) REM Returns True
        sDateVar = "12121997"
        print IsDate(sDateVar) REM Returns False
    End Sub