May 2010
Intermediate to advanced
1272 pages
61h 18m
English
Content preview from Visual Basic® 2010 Unleashed
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Assertions and Assumptions
The Contract class provides an Assert method that is used for verifying a condition at a particular point in the program execution. Typically you use it as follows:
Contract.Assert(Width > 0)
There is also another method named Assume, which works exactly like Assert but is used when static verification is not sufficient to prove the condition you are attempting to check.
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