即时消息
aspnetnet中即时消息发送的实现(编辑修改稿)
///////////////////当发送留言时 () Dim sql As String = insert into info(fromstu_id,tostu_id,content,term,tim) values(@fromstu_id,@tostu_id,@content,@term,@tim) Dim m As SqlCommand = New SqlCommand(sql,