From: karl@mvps.org   
      
   Geoff wrote:   
   > Consider the procedure   
   >   
   > Private Sub Adder(ByVal Num1 As Integer, etc. )   
   >   
   > End Sub   
   >   
   > which called by        Call Adder( TxtNum1,.) where TxtNum1 is a text   
   > box.   
   >   
   > Why does Num1 accept the value as an integer when the actual   
   > parameter being passed is of type string?  Why no type mismatch   
   > error??   
      
   That's one of the "features" introduced at VB4, and commonly referred to as   
   "Evil Type Coercion".  If VB can coerce, it does.  Here's an article I wrote   
   on that, way back when:   
      
      Coercion Aversion   
      http://vb.mvps.org/articles/pt199511.pdf   
      
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