[AccessD] Classes and Events - EVENTS NOT REQUIRED

Guess it depends on what other languages you are used to
Many languages don't differentiate.

A Basic SUB is the equivalent of a "Void Function" in many languages.

IMNSHO, It's really a matter of personal preference rather than "best 
practice"


Cheers,
Stuart

On 24 Feb 2009 at 8:44, Max Wanadoo wrote:

> True, but I think it is bad coding, stuart.
> 
> A function returns a value.
> A command carries out an action
> 
> A function in VBA is a function (!)  Calling it a function indicates in
> itself that a value is required.
> A sub in VBA is a command.  Calling it a sub indicates that it is going to
> do something and then finish.
> 
> Those who remember back to Ashton Tate and DB, FoxPRo etc will know what I
> mean!
> 
> My 2p worth
> 
> Max
> Laugh more than cry.  Smile more than frown.  Be generous in  spirit.  And
> always stand your round in the pub!
> 
> 
> -----Original Message-----
> From: accessd-bounces at databaseadvisors.com
> [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of jwcolby
> Sent: 24 February 2009 01:38
> To: Access Developers discussion and problem solving
> Subject: Re: [AccessD] Classes and Events - EVENTS NOT REQUIRED
> 
> Exactly and exactly.
> 
> John W. Colby
> www.ColbyConsulting.com
> 
> 
> Stuart McLachlan wrote:
> > That's the theory.  In practice Functions do not *need* to return a value,
> you can replace 
> > "Sub" with "Function" anywhere you like, but you can only replace
> "Function" with "Sub" if 
> > there is no return value.  
> > 
> > I tend to use "Function"  all the time, the only "Sub"s you'll see in my
> apps are the built in 
> > events in Forms etc.
> > 
> > It's also good practice to "type" Functions which do return a value,
> otherwise you have the 
> > overhead of converting from/to variants - it also makes it clear whether a
> Function does in 
> > fact return a value. Here it would be preferable to use:  "Function
> EndTimer() As Long"
> > 
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