How to selected then given values in multi select in MVC

Question

How to selected then given values in multi select in MVC using jquery?

 

<select style="width:100%" class="select" id="Days" name="Days" multiple="multiple"> <option value='Sunday'>Sunday</option> <option value='Monday'>Monday</option> <option value="Tuesday">Tuesday</option> <option value="Wednesday">Wednesday</option> <option value="Thursday">Thursday</option> <option value="Friday">Friday</option> <option value="Saturday">Saturday</option> </select>

 

After select few values and stored backend. it's working,

 

my problem: when I try to retrieve the value to bind in select box

 

but can't selected

 

What I have tried:

var days='Sunday'; $('#Days').val(days);