Program -> Statements             Statements -> (EOL | StatementList EOL)...  

StatementList -> Statement/':'...  

ImportStmt -> IMPORTS (String/,)... 

DimStmt -> DIM (VarDecl/',')...  VarDecl -> Ident [Array] [AsClause] [InitValue]  

AsClause -> AS Ident  

 

Array -> '[' ArrayDim/','... ']'  

ArrayDim -> Expression  

InitValue -> '=' Expression   Expression -> SimpleExpression [RelOp SimpleExpression]... 

SimpleExpression -> ['-'] Term [AddOp Term]... 

Term -> Factor [MulOp Factor]... 

Factor -> Designator                     

       -> UnsignedNumber                 

       -> String                         

       -> '(' Expression ')'             

       -> NOT Factor                     

       -> NewOperator                    

       -> '<' FRString '>'                SetConstructor -> SetNode/','...  

SetNode -> Expression ['..' Expression]   NewOperator -> NEW Designator  

RelOp -> '>'   

      -> '<'   

      -> '<='  

      -> '>='  

      -> '<>'  

      -> '='   

      -> IN    

      -> IS    

AddOp -> '+'  

      -> '-'  

      -> '&'  

      -> OR   

      -> XOR  

MulOp -> '*'    

      -> '/'    

      -> '\'    

      -> MOD    

      -> AND    

Designator -> [ADDRESSOF] Ident ['.' Ident | '[' ExprList ']' | '(' [ExprList] ')']...  

ExprList -> Expression/','...  

Statement -> BreakStmt

          -> CaseStmt

          -> ContinueStmt

          -> DeleteStmt

          -> DimStmt

          -> DoStmt

          -> ExitStmt

          -> ForStmt

          -> FuncStmt

          -> IfStmt

          -> ImportStmt

          -> ProcStmt

          -> ReturnStmt

          -> SetStmt

          -> TryStmt

          -> WhileStmt

          -> WithStmt

          -> AssignStmt

          -> CallStmt  

BreakStmt -> BREAK  

ContinueStmt -> CONTINUE  

 

ExitStmt -> EXIT  

 

DeleteStmt -> DELETE Designator  

SetStmt -> SET AssignStmt   AssignStmt -> Designator ['+'|'-'|'*'|'/']'=' Expression  

CallStmt -> Designator ['+''+'|'-''-']  

ReturnStmt -> RETURN [Expression]  

IfStmt -> IF Expression THEN ThenStmt  

ThenStmt -> EOL [Statements] [ElseIfStmt | ElseStmt] END IF  

         -> StatementList                                    

ElseIfStmt -> ELSEIF Expression THEN

              (EOL [Statements] [ElseIfStmt | ElseStmt] | Statement)  

   

ElseStmt -> ELSE (EOL [Statements] | Statement)  

   

CaseStmt -> SELECT CASE Expression EOL

            (CaseSelector...) [CASE ELSE ':' Statements] END SELECT  

CaseSelector -> CASE SetConstructor ':' Statements 

DoStmt -> DO [Statements] LOOP (UNTIL | WHILE) Expression  

WhileStmt -> WHILE Expression [Statements] WEND  

ForStmt -> FOR Ident '=' Expression TO Expression [STEP Expression] EOL

           [Statements] NEXT  

TryStmt -> TRY Statements (FINALLY | CATCH) [Statements] END TRY 

WithStmt -> WITH Designator EOL Statements END WITH  

ProcStmt -> SUB Ident [FormalParameters] EOL [Statements] END SUB 

FuncStmt -> FUNCTION Ident [FormalParameters] [AsClause] EOL

            [Statements] END FUNCTION  

FormalParameters -> '(' (FormalParam/',')... ')'   FormalParm -> [BYREF | BYVAL] VarList