from listbox 1 to listbox 2 add the selectd item

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C#

i have two list box in my screen.

Listbox 1 Button Listbox 2


RK Load RK
ck ADD CK


when i click the load button all facutly code are retrieved from the database.

then i select the facutly code and click the ADD Button that selected faculty from
Listbox 1 goes to Listbox 2.

it is working fine.


but i want when i select the faculty code from Listbox 1 and click the add button goes to listbox2. that select the faculty code from Listbox 1 will be clear and go to listbox2.

example as follows;

listbox1 listbox2
RK ADD Rk

when i click add button that listbox1 goes to listbox2 and clear that seleted faculty in listbox