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Windows® Phone 8 Unleashed by Daniel Vaughan

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Semantic Validation

Unlike syntactic validation, semantic validation can occur after a value has been assigned. Semantic validation deals with more complex validation and usually encompasses the evaluation of business rules.

The following examples require semantic validation:

Image Required fields.

Image String length restrictions; for example, the length of a string input must not exceed 140 characters.

Image Numeric range restrictions; for example, value must be ...

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