1// Boost string_algo library example file ---------------------------------//
2
3// Copyright Pavol Droba 2002-2003. Use, modification and
4// distribution is subject to the Boost Software License, Version
5// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
6// http://www.boost.org/LICENSE_1_0.txt)
7
8// See http://www.boost.org for updates, documentation, and revision history.
9
10#include <string>
11#include <vector>
12#include <iostream>
13#include <iterator>
14#include <functional>
15#include <boost/algorithm/string/classification.hpp>
16#include <boost/algorithm/string/split.hpp>
17#include <boost/algorithm/string/find_iterator.hpp>
18
19using namespace std;
20using namespace boost;
21
22int main()
23{
24 cout << "* Split Example *" << endl << endl;
25
26 string str1("abc-*-ABC-*-aBc");
27
28 cout << "Before: " << str1 << endl;
29
30 // Find all 'abc' substrings (ignoring the case)
31 // Create a find_iterator
32 typedef find_iterator<string::iterator> string_find_iterator;
33 for(string_find_iterator It=
34 make_find_iterator(Collection&: str1, Finder: first_finder(Search: "abc", Comp: is_iequal()));
35 It!=string_find_iterator();
36 ++It)
37 {
38 cout << copy_range<std::string>(r: *It) << endl;
39 // shift all chars in the match by one
40 transform(
41 first: It->begin(), last: It->end(),
42 result: It->begin(),
43 unary_op: bind2nd( fn: plus<char>(), x: 1 ) );
44 }
45
46 // Print the string now
47 cout << "After: " << str1 << endl;
48
49 // Split the string into tokens ( use '-' and '*' as delimiters )
50 // We need copies of the input only, and adjacent tokens are compressed
51 vector<std::string> ResultCopy;
52 split(Result&: ResultCopy, Input&: str1, Pred: is_any_of(Set: "-*"), eCompress: token_compress_on);
53
54 for(unsigned int nIndex=0; nIndex<ResultCopy.size(); nIndex++)
55 {
56 cout << nIndex << ":" << ResultCopy[nIndex] << endl;
57 };
58
59 cout << endl;
60
61 return 0;
62}
63

source code of boost/libs/algorithm/string/example/split_example.cpp