From 8c4528713d907ee2cfd3bfcbbad272c749867f84 Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@baserock.org>
Date: Tue, 25 Jun 2013 22:59:01 +0000
Subject: Imported from
 /home/lorry/working-area/delta_boost-tarball/boost_1_54_0.tar.bz2.

---
 libs/algorithm/string/example/regex_example.cpp | 42 +++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 libs/algorithm/string/example/regex_example.cpp

(limited to 'libs/algorithm/string/example/regex_example.cpp')

diff --git a/libs/algorithm/string/example/regex_example.cpp b/libs/algorithm/string/example/regex_example.cpp
new file mode 100644
index 000000000..9eba1c73a
--- /dev/null
+++ b/libs/algorithm/string/example/regex_example.cpp
@@ -0,0 +1,42 @@
+//  Boost string_algo library example file  ---------------------------------//
+
+//  Copyright Pavol Droba 2002-2003. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org for updates, documentation, and revision history.
+
+#include <string>
+#include <iostream>
+#include <iterator>
+#include <boost/regex.hpp>
+#include <boost/algorithm/string/regex.hpp>
+
+using namespace std;
+using namespace boost;
+
+int main()
+{  
+    cout << "* Regex Example *" << endl << endl;
+
+    string str1("abc__(456)__123__(123)__cde");
+
+    // Replace all substrings matching (digit+) 
+    cout << 
+        "replace all (digit+) in str1 with #digit+# :" <<
+        replace_all_regex_copy( str1, regex("\\(([0-9]+)\\)"), string("#$1#") ) << endl;
+    
+    // Erase all substrings matching (digit+) 
+    cout << 
+        "remove all sequences of letters from str1 :" <<
+        erase_all_regex_copy( str1, regex("[[:alpha:]]+") ) << endl;
+
+    // in-place regex transformation
+    replace_all_regex( str1, regex("_(\\([^\\)]*\\))_"), string("-$1-") );
+    cout << "transformad str1: " << str1 << endl;
+
+    cout << endl;
+
+    return 0;
+}
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