String Algorithm Library: initial commit

[SVN r22431]

string/example/split_example.cpp

@@ -0,0 +1,63 @@
+//  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 <vector>
+#include <iostream>
+#include <iterator>
+#include <functional>
+#include <boost/algorithm/string/iterator_range.hpp>
+#include <boost/algorithm/string/classification.hpp>
+#include <boost/algorithm/string/split.hpp>
+#include <boost/algorithm/string/find_iterator.hpp>
+
+using namespace std;
+using namespace boost;
+
+int main()
+{  
+    cout << "* Split Example *" << endl << endl;
+
+    string str1("abc-*-ABC-*-aBc");
+
+    cout << "Before: " << str1 << endl;
+
+    // Find all 'abc' substrings (ignoring the case)
+    // Create a find_iterator
+    typedef find_iterator<string::iterator> string_find_iterator;
+    for(string_find_iterator It=
+            make_find_iterator(str1, first_finder("abc", is_iequal()));
+        It!=string_find_iterator();
+        ++It)
+    {
+        cout << copy_iterator_range<std::string>(*It) << endl;
+        // shift all chars in the match by one
+        transform( 
+            It->begin(), It->end(), 
+            It->begin(), 
+            bind2nd( plus<char>(), 1 ) );
+    }
+
+    // Print the string now
+    cout << "After: " << str1 << endl;
+    
+    // Split the string into tokens ( use '-' and '*' as delimiters )
+    // We need copies of the input only, and adjacent tokens are compressed
+    vector<std::string> ResultCopy;
+    split(ResultCopy, str1, is_any_of("-*"), token_compress_on);
+
+    for(unsigned int nIndex=0; nIndex<ResultCopy.size(); nIndex++)
+    {
+        cout << nIndex << ":" << ResultCopy[nIndex] << endl;
+    };
+
+    cout << endl;
+
+    return 0;
+}