what‘s differences of DependencyPropertyKey and DependencyProperty？

Question

what‘s differences of DependencyPropertyKey and DependencyProperty？ Like the name and the person？ please help me to understand

Answer 1

DependencyPropertyKey Class provides a dependency property identifier for limited write access to a read-only dependency property.

DependencyPropertyKey instances are obtained as the return value of a dependency property registration call using the methods RegisterReadOnly or RegisterAttachedReadOnly. For more information you could see DependencyPropertyKey Class .

DependencyProperty Class represents a property that can be set through methods such as, styling, data binding, animation, and inheritance. For more information you can refer to DependencyProperty Class .

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Answer 2

See tutorials like https://www.wpftutorial.net/DependencyProperties.html