Can a Handler Differentiate Between Empty & Missing Parameters?

Rob Cozens rcozens at
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


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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