Why am i always getting null?

Question

var selectedID= $('#@Html.IdFor(m => m.StudentId)').val();

 Note: This value is a dropdownlist is read from a dropdownlist when the page loads.

 

 why is this always giving me the result of  "  " when im using it in my view (mvc)??

but when i write it in console im actually getting the value of the Id.

 

Can someone please help me out?

Thank you in advance. 

Answer 1

I have a specific problem as follows. See i have one button and i have written a function onclick of this button in my code behind form. ok. Which will be executed when that button is clicked. But that code is server side. Now I want to check if any of the checkbox in my datagrid is checked or not on click of this button? how to do this? Please help? Regards. kash

Answer 2

Is there a specific question here? You can still have javascript error checking with asp.net validation controls by the way.