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cduce
cduce
Commits
c80dbd9d
Commit
c80dbd9d
authored
Oct 05, 2007
by
Pietro Abate
Browse files
[r2007-03-17 09:14:40 by beppe] added union of regexp
Original author: beppe Date: 2007-03-17 09:14:40+00:00
parent
843d6efd
Changes
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web/manual/types_patterns.xml
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c80dbd9d
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@@ -306,10 +306,11 @@ can be:
...
@@ -306,10 +306,11 @@ can be:
<li>
A type or a pattern, which correspond to a single element in the
<li>
A type or a pattern, which correspond to a single element in the
sequence (in particular,
<code>
[ _ ]
</code>
represents
sequence (in particular,
<code>
[ _ ]
</code>
represents
sequences of length 1,
<em>
not
</em>
arbitrary sequences).
</li>
sequences of length 1,
<em>
not
</em>
arbitrary sequences).
</li>
<li>
A juxtaposition of regular expression
<code>
%%R1%% %%R2%%
</code>
<li>
A juxtaposition of regular expression
s
<code>
%%R1%% %%R2%%
</code>
which represents concatenation.
which represents concatenation.
</li>
</li>
<li>
A postfix repetition operator; the greedy operators are
<li>
A union of regular expressions
<code>
%%R1%%|%%R2%%
</code>
.
</li>
<li>
A postfix repetition operator; the greedy operators are
<code>
%%R%%?
</code>
,
<code>
%%R%%?
</code>
,
<code>
%%R%%+
</code>
,
<code>
%%R%%+
</code>
,
<code>
%%R%%*
</code>
, and the ungreedy operators are:
<code>
%%R%%*
</code>
, and the ungreedy operators are:
...
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