Well yes as I have to make sure that any user input is correctly validated. I can't afford to have null or errors from the function so I need to...

Well, I think so yes. I really cannot afford the function to return something other than a decimal value (no null or errors). So I really have to strip down...

Here's my final (?) function... Do you see any ways to improve it? It takes all sorts of inputs into consideration, even if you enter "a1/2"...

USE [Plyfoam(PR)]

GO

/****** Object: UserDefinedFunction...

terrific!

thanks a lot for your post. I'm sure I'll be able to add the missing bits easily! Thanks again!

It's all working correctly now. I had to add an alias as:

Alias name: PLAUZUN\PLAUZUN

TCP/IP Port: 1433

Server: PLAUZUN

at the PLOUIS server to do the job. Thanks for the inputs!

Ok. Had to go out for a while. Will check everything you said soon and will update posting. Thanks.