Goofy question #7234

jonathandlynch at gmail.com jonathandlynch at gmail.com
Wed Aug 23 10:53:29 EDT 2017


The "do" command converts text into a command. Like this:

Put "answer 5" into tcommand
Do tcommand

This is useful in some situations, but usually it is more efficient to just say:

Answer 5

Sent from my iPhone

> On Jul 10, 2017, at 11:23 AM, J. Landman Gay via use-livecode <use-livecode at lists.runrev.com> wrote:
> 
> I wrote this explanation a long time ago for someone else:
> http://www.hyperactivesw.com/resources_function.html
> 
> Also, in your command handler example, you don't need "do" which adds unnecessary overhead. This is enough:
> 
> on mouseUp
> GoRed
> end mouseUp
> 
> --
> Jacqueline Landman Gay         |     jacque at hyperactivesw.com
> HyperActive Software           |     http://www.hyperactivesw.com
> 
> 
> 
>> On July 10, 2017 1:50:39 AM Richmond Mathewson via use-livecode <use-livecode at lists.runrev.com> wrote:
>> 
>> I am obviously missing something . . .
>> 
>> . . . so badly so that I've been trawling Danny Goodman's "Complete" HC
>> 2 . . .
>> 
>> and NOT getting 'it' . . .
>> 
>> SO: one can set up a custom command:
>> 
>> on GoRed
>>   set the backGroundColor of card 1 to red
>> end GoRed
>> 
>> and one can call it:
>> 
>> on mouseUp
>>    do GoRed
>> end mouseUp
>> 
>> and one can set up a custom function:
>> 
>> function GoRed
>>   set the backGroundColor of card 1 to red
>> end function
>> 
>> Now: is the reason I cannot call that function because it takes NO
>> parameters?
>> 
>> Richmond.
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> 
> 
> 
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