[ Course Documents ] : [ Syntax ]

Previous Contents Next Keyword Index

An Example Grammar

<program> -> <stmts>
<stmts>   -> <stmt>
          |  <stmt> ; <stmts>
<stmt>    -> <var> = <expr>
<var>     -> a | b | c | d
<expr>    -> <term> + <term>
          |  <term> - <term>
<term>    -> <var>
          |  const