_PRG.fileListProvider // Instance of function block Visu

持 FUNCTION_BLOCK struct 包含 [...] 了实现 FUNCTION_BLOCK 。 FUNCTION STRUCT 包含

_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

_check' := 'ignore'} FUNCTION_BLOCK

: FUNCTION_BLOCK MyFB VAR