Validation functions
The syntax for the Filter Expression and Test Expression formulae are the same as for ShapeSheet formulae. However, Visio 2010 includes some extra validation functions that are like ShapeSheet functions, but cannot be used in ShapeSheet formulae.
The following table is an extract from The Diagram Validation API blog that can be found at: http://blogs.msdn.com/visio/archive/2010/01/07/the-diagram-validation-api.aspx
It lists the special quasi-ShapeSheet functions that can be used in the Filter Expression and Test Expression formulae.
|
Function |
Description |
|---|---|
|
|
Returns an integer indicating the shape role: (Element = |
|
|
Returns a Boolean indicating whether ... |
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