Differences between current version and revision by previous author of BNF.
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| Newer page: | version 2 | Last edited on Saturday, August 23, 2003 9:56:54 am | by AristotlePagaltzis | |
| Older page: | version 1 | Last edited on Sunday, August 10, 2003 3:08:35 pm | by PerryLorier | Revert |
@@ -1,28 +1,3 @@
-[Acronym] for Backus Naur Form
.
+An
[Acronym] for __B__ackus-__N__aur __F__orm
.
-This is a way of specifying the syntax of a "langauge"
. Example:
-
- <sentance> ::= <verb-part> <noun-part>
-
- <verb-part> ::= <noun-part> <verb>
-
- <noun-part> ::= <proper-noun>
- | THE <noun>
-
- <verb> ::= throws
- | kicks
- | hides
- | fetches
-
- <proper-noun> ::= John
- | Jane
-
- <noun> ::= ball
- ::= dog
-
-This would accept sentances such as
- John kicks the dog
- Jane throws the ball
- The dog fetches the ball
-
-There are usually several extensions to [BNF] which are often used, often called "EBNF". EBNF has "..." for "1 or more" and "[[ ]" for optional
+See BackusNaurForm
.
