malcolm.iiug wrote:

> Why not copy the input string to a numeric data type and then copy the
> numeric data type to a string with a USING clause. If the input string is
> equal to the result string then the data is numeric.
>
> I used to do this all the time in 3GLs.

In 4GL, if you can copy the value to a numeric data type without an error,
then your task is complete. ;-)

The trick is switching on the correct level of error trapping.

Cheers,
--
Mark.

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