IDataErrorInfo
It provides the functionality to provide a custom error information that a user interface can bind to control.It facilitates an error message indicating what is wrong with the object.
It has two properties that expose
the functionality of IDataErrorInfo interface.
1.
Error-It gets an error message indicating what is
wrong with the object.
2.
Item-It gets an error message for the property with the given
name.
It is present in System.ComponentModel namespace.
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