Click the submit button to post the value of the selected RadioButton. When submitting the female RadioButton, validation error message will be shown by using Data Annotation.
This sample demonstrates For extensions tag helper support in RadioButton. You can bind model property to the RadioButton by adding an attribute `ejs-for` and assign model property to it.
While submitting form, the model property will be based on value of the selected RadioButton.
More information about RadioButton can be found in this documentation section .