func doTrim(_data)
  fvar(f, v, c, cc)
  v = Value
  f = (Place==0) ? '' : ((Place==1) ? 'l' : 'r')
  c = Chars
  cc = (isdef(c)?c:'')  
  if(linked(Result))
    println(rslt, ' = ', v, '.', f, 'strip(', cc, ')')
    event(onTrim, rslt)
  else
    event(onTrim, v && '.' && f && 'strip(' && cc && ')')
  end 
end

func Result()
  fvar(f)
  f = isdef(Place) ? '' : 'l'
  if(linked(doTrim))
    return(rslt)
  else
    return(Value && '.' && f && 'strip(' && cc && ')')
  end
end