idataerrorinfo
There are 3 repositories under idataerrorinfo topic.
AhmedTarekHasan/WPF-Sample-App
This is a sample app to practice WPF
DevExpress-Examples/wpf-mvvm-framework-use-poco-mechanism-to-implement-idataerrorinfo-interface
Use the POCO mechanism to implement the IDataErrorInfo interface
Sullivan008/CSharp-WPF_DevExpress-ValidationWithDataErrorInfo
C# - WPF - Validation with MWWM Pattern and IDataErrorInfo Interface in WPF with DevExpress Component Package. [Year of Development: 2018 and 2020]