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string_example.cc
/************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1996,1997 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/************************************************************************/
/* Author: Richard Caley */
/* Date: May 1997 */
/************************************************************************/
#include "EST_String.h"
#include <iostream>
#include <cstdio>
int main()
{
EST_String example("hello world");
EST_Regex exclamation("\\(wow\\|yey\\|lo\\)[^a-z]");
cout << example << "\n";
cout.flush();
printf("stdio version %s\n", (const char *)example);
fflush(stdout);
if (example.contains(exclamation))
cout << "\nYes, it contains a match for " << exclamation << "\n";
// find a match and extract the thing in brackets
int start_br[EST_Regex_max_subexpressions];
int end_br[EST_Regex_max_subexpressions];
int len;
if (example.search(exclamation, len, 0, start_br, end_br)>=0)
{
// whole match is item 0
cout << "match was '" << example.at(start_br[0], end_br[0]- start_br[0]) << "'\n";
// first set of brackets.
cout << " word was '" << example.at(start_br[1], end_br[1]- start_br[1]) << "'\n";
}
cout << "\n";
// substituting into a string based on a regular expression
EST_String source("http://www.cstr.ed.ac.uk/speech_tools");
EST_Regex url_re("\\([a-z]*\\)://\\([^/]*\\)\\(.*\\)");
EST_String target("protocol=\\1 host=\\2 path=\\3 dummy=\\6");
cout << "processing '" <<source <<"'\n";
if (source.matches(url_re,
0,
start_br, end_br))
{
target.subst(source, start_br, end_br);
cout << " gives '" << target <<"'\n";
}
else
cout <<"No match for URL RE\n";
EST_String complex("what if I don't like 'hello world'?");
EST_String quoted(complex.quote_if_needed('\''));
EST_String unquoted(quoted.unquote_if_needed('\''));
cout << "\n";
cout << "start with \"" << complex << "\"\n";
cout << " quoted \"" << quoted << "\"\n";
cout << " unquoted \"" << unquoted << "\"\n";
#if 0
EST_String gubbins = unquoted + quoted;
cout << " gubbins \"" << gubbins << "\"\n";
#endif
return 0;
}
EST_Regex
Definition EST_Regex.h:55
EST_String
Definition EST_String.h:70