struct mystruct
     ....
      method bla2 takes nothing returns unit
       ...
   endmethod
   method bla1 takes nothing returns nothing
       ...
   endmethod
endstruct
function myfunc takes nothing returns nothing
    local mystruct g = mystruct.create()
    local unit u
    local timer t = CreateTimer()
    ...
    set unit u = g.bla2()
    call TimerStart(t,interval,true, function g.bla1)
endfunction