type | function block > <initial

_VAR FUNCTION_BLOCK FB METHOD

'} FUNCTION_BLOCK FB1 VAR

_VAR FUNCTION_BLOCK FB VAR

); FUNCTION_BLOCK FB VAR

.Prop; FUNCTION_BLOCK FB VAR

的范围： FUNCTION FUNCTION_BLOCK [...] END_VAR FUNCTION_BLOCK [...] ; END_VAR FUNCTION_BLOCK

: FUNCTION_BLOCK MyFB VAR

_VAR FUNCTION_BLOCK FB METHOD

_VAR FUNCTION_BLOCK FB