We have modified the sample from our previous update. Please download the sample from the link below,
And also we would like to inform you that Grid supports DataAnnotation also. Please refer the documentation link for more details,
Query : I see in the JS version of the grid there's a way to change the defaults of the validator.
) feature of JS Grid. If so, currently we do not have support for Custom Validation in Blazor Grid. We have logged this as a feature task and added to our feature request list. We are always trying to make our products better and feature requests like yours are a key part of our product growth efforts.
We have considered this requirement for our 2019 Volume 4 Service pack 1 release which is expected to rolled out in the month of January 2020.
You can now track the current status of your request, review the proposed resolution timeline, and contact us for any further inquiries through this link.
Please get back to us if you need further assistance.
Renjith Singh Rajendran.