FYI, initializing variables by reference

Bob Sneidar bobs at twft.com
Tue Jun 19 11:34:27 EDT 2012


Brilliant! (Can I immigrate to the UK now please? See? I can speak the language!) 

Bob


On Jun 19, 2012, at 5:13 AM, Peter M. Brigham wrote:

> Yup, try it and see. The variables are loaded and their values are available in subsequent script lines. 
> 
> -- Peter
> 
> Peter M. Brigham
> pmbrig at gmail.com
> http://home.comcast.net/~pmbrig
> 
> On Jun 18, 2012, at 4:53 PM, Bob Sneidar wrote:
> 
>> You are saying these variables survive the command call because they are called by reference? Interesting! I would have thought that this would throw a compile error because the variables do not exist in the calling handler. 
>> 
>> Bob
>> 
>> 
>> On Jun 18, 2012, at 7:24 AM, Peter M. Brigham wrote:
>> 
>>> For some reason I never realized that you can use referenced variables in a command handler -- I was thinking of them only when using functions. In case others haven't discovered it, you can, for instance, do something like this:
>>> 
>>> on prepareInvoice tID
>>> initializeVars tID, tName, tDOB, tAddr, tPhone
>>> -- now you can go on and do something
>>> --     with the initialized variables
>>> -- ...
>>> end prepareInvoice
>>> 
>>> on initializeVars tID, @tName, @tDOB, @tAddr, @tPhone
>>> put fetchData(tID) into tArray
>>> put tArray["name"] into tName 
>>> put tArray["DOB"] into tDOB
>>> put tArray["ID"] into tID
>>> put tArray["address"] into tAddr 
>>> put tArray["phone"] into tPhone
>>> end initializeVars
>>> 
>>> This may not be new to some, but it was new to me.
>>> 
>>> -- Peter
>>> 
>>> Peter M. Brigham
>>> pmbrig at gmail.com
>>> http://home.comcast.net/~pmbrig
>>> 
>>> 
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>> 
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