Can a Handler Differentiate Between Empty & Missing Parameters?

Rob Cozens rcozens at pon.net
Thu Mar 9 15:05:11 EST 2006


Hi All,

Given a handler such as:

	on myHandler requiredParam, at optionalParam

can myHandler differentiate between

put empty into optionalParam
myHandler requiredParam,optionalParam

and

myHandler requiredParam,

?


Rob Cozens
CCW, Serendipity Software Company

"And I, which was two fooles, do so grow three;
Who are a little wise, the best fooles bee."

from "The Triple Foole" by John Donne (1572-1631)




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