class

来自「编译原理课程设计之pp2语法分析程序」· 代码 · 共 44 行

   Program: 
  1   ClassDecl: 
  1      Identifier: Cow
  2      VarDecl: 
            Type: int
  2         Identifier: height
  3      VarDecl: 
            Type: bool
  3         Identifier: isSpotted
  4      FnDecl: 
            (return type) Type: void
  4         Identifier: Moo
            (body) StmtBlock: 
               PrintStmt: 
  5               (args) FieldAccess: 
  5                  This: 
  5                  Identifier: height
  5               (args) StringConstant: " "
  5               (args) FieldAccess: 
  5                  Identifier: isSpotted
  5               (args) StringConstant: "\n"
 10   FnDecl: 
         (return type) Type: void
 10      Identifier: main
         (body) StmtBlock: 
 11         VarDecl: 
 11            NamedType: 
 11               Identifier: Cow
 11            Identifier: betsy
 12         ExprStmt: 
 12            AssignExpr: 
 12               FieldAccess: 
 12                  Identifier: betsy
 12               Operator: =
 12               NewExpr: 
 12                  NamedType: 
 12                     Identifier: Cow
 13         ExprStmt: 
 13            Call: 
 13               FieldAccess: 
 13                  Identifier: betsy
 13               Identifier: Moo