Web Forms :: Convert Eval Object To DateTime And Format It In Item Template Of GridView

i use this code for show and converting date in my grid view

<asp:TemplateField ItemStyle-Width = "100px" HeaderText = "DATE" >
<ItemTemplate >
<%# System.Convert.ToDateTime(miladitoshamsi(Eval("Date")))
</ItemTemplate>
</asp:TemplateField>

here show my date and time from data base i learn in below threads how i can bind date from data base that just show date.URL....with this code

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false">
<Columns>
<asp:BoundField DataField="Item" />
<asp:TemplateField>
<ItemTemplate>

[code]...

now how i can mix these two code together that convert date from database and just show date?