diff options
Diffstat (limited to 'lib/parsetools/doc/src/yecc.xml')
| -rw-r--r-- | lib/parsetools/doc/src/yecc.xml | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/parsetools/doc/src/yecc.xml b/lib/parsetools/doc/src/yecc.xml index c712609cf4..66bc6f4795 100644 --- a/lib/parsetools/doc/src/yecc.xml +++ b/lib/parsetools/doc/src/yecc.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2009</year> + <year>1996</year><year>2011</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -336,7 +336,7 @@ element -> list : '$1'. </code> <code type="none"> {cons, {atom, 1, a,} {cons, {atom, 1, b}, {cons, {atom, 1, c}, nil}}} </code> - <p>The associated code contains <c>pseudo variables</c><c>'$1'</c>, <c>'$2'</c>, <c>'$3'</c>, etc. which refer to (are + <p>The associated code contains <c>pseudo variables</c> <c>'$1'</c>, <c>'$2'</c>, <c>'$3'</c>, etc. which refer to (are bound to) the values associated previously by the parser with the symbols of the right hand side of the rule. When these symbols are terminal categories, the values are token tuples of @@ -425,9 +425,9 @@ myparser:parse_and_scan({Mod, Tokenizer, Args}) </code> Nonterminals E T F. Terminals '+' '*' '(' ')' number. Rootsymbol E. -E -> E '+' T: ['$1', '$2', '$3']. +E -> E '+' T: ['$2', '$1', '$3']. E -> T : '$1'. -T -> T '*' F: ['$1', '$2', '$3']. +T -> T '*' F: ['$2', '$1', '$3']. T -> F : '$1'. F -> '(' E ')' : '$2'. F -> number : '$1'. </code> @@ -438,8 +438,8 @@ Terminals '+' '*' '(' ')' number. Rootsymbol E. Left 100 '+'. Left 200 '*'. -E -> E '+' E : ['$1', '$2', '$3']. -E -> E '*' E : ['$1', '$2', '$3']. +E -> E '+' E : ['$2', '$1', '$3']. +E -> E '*' E : ['$2', '$1', '$3']. E -> '(' E ')' : '$2'. E -> number : '$1'. </code> <p>3. An overloaded minus operator:</p> |