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路径: \\game3dprogramming\materials\GameFactory\GameFactoryDemo\references\boost_1_35_0\boost\algorithm\string\find.hpp
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// Boost string_algo library find.hpp header file ---------------------------// // Copyright Pavol Droba 2002-2003. // // Distributed under 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. #ifndef BOOST_STRING_FIND_HPP #define BOOST_STRING_FIND_HPP #include
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/*! \file Defines a set of find algorithms. The algorithms are searching for a substring of the input. The result is given as an \c iterator_range delimiting the substring. */ namespace boost { namespace algorithm { // Generic find -----------------------------------------------// //! Generic find algorithm /*! Search the input using the given finder. \param Input A string which will be searched. \param Finder Finder object used for searching. \return An \c iterator_range delimiting the match. Returned iterator is either \c RangeT::iterator or \c RangeT::const_iterator, depending on the constness of the input parameter. */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find( RangeT& Input, const FinderT& Finder) { iterator_range
::type> lit_input(as_literal(Input)); return Finder(begin(lit_input),end(lit_input)); } // find_first -----------------------------------------------// //! Find first algorithm /*! Search for the first occurrence of the substring in the input. \param Input A string which will be searched. \param Search A substring to be searched for. \return An \c iterator_range delimiting the match. Returned iterator is either \c RangeT::iterator or \c RangeT::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find_first( Range1T& Input, const Range2T& Search) { return find(Input, first_finder(Search)); } //! Find first algorithm ( case insensitive ) /*! Search for the first occurence of the substring in the input. Searching is case insensitive. \param Input A string which will be searched. \param Search A substring to be searched for. \param Loc A locale used for case insensitive comparison \return An \c iterator_range delimiting the match. Returned iterator is either \c Range1T::iterator or \c Range1T::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> ifind_first( Range1T& Input, const Range2T& Search, const std::locale& Loc=std::locale()) { return find(Input, first_finder(Search,is_iequal(Loc))); } // find_last -----------------------------------------------// //! Find last algorithm /*! Search for the last occurrence of the substring in the input. \param Input A string which will be searched. \param Search A substring to be searched for. \return An \c iterator_range delimiting the match. Returned iterator is either \c Range1T::iterator or \c Range1T::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find_last( Range1T& Input, const Range2T& Search) { return find(Input, last_finder(Search)); } //! Find last algorithm ( case insensitive ) /*! Search for the last match a string in the input. Searching is case insensitive. \param Input A string which will be searched. \param Search A substring to be searched for. \param Loc A locale used for case insensitive comparison \return An \c iterator_range delimiting the match. Returned iterator is either \c Range1T::iterator or \c Range1T::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> ifind_last( Range1T& Input, const Range2T& Search, const std::locale& Loc=std::locale()) { return find(Input, last_finder(Search, is_iequal(Loc))); } // find_nth ----------------------------------------------------------------------// //! Find n-th algorithm /*! Search for the n-th (zero-indexed) occurrence of the substring in the input. \param Input A string which will be searched. \param Search A substring to be searched for. \param Nth An index (zero-indexed) of the match to be found. For negative N, the matches are counted from the end of string. \return An \c iterator_range delimiting the match. Returned iterator is either \c Range1T::iterator or \c Range1T::const_iterator, depending on the constness of the input parameter. */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find_nth( Range1T& Input, const Range2T& Search, int Nth) { return find(Input, nth_finder(Search,Nth)); } //! Find n-th algorithm ( case insensitive ). /*! Search for the n-th (zero-indexed) occurrence of the substring in the input. Searching is case insensitive. \param Input A string which will be searched. \param Search A substring to be searched for. \param Nth An index (zero-indexed) of the match to be found. For negative N, the matches are counted from the end of string. \param Loc A locale used for case insensitive comparison \return An \c iterator_range delimiting the match. Returned iterator is either \c Range1T::iterator or \c Range1T::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> ifind_nth( Range1T& Input, const Range2T& Search, int Nth, const std::locale& Loc=std::locale()) { return find(Input, nth_finder(Search,Nth,is_iequal(Loc))); } // find_head ----------------------------------------------------------------------// //! Find head algorithm /*! Get the head of the input. Head is a prefix of the string of the given size. If the input is shorter then required, whole input if considered to be the head. \param Input An input string \param N Length of the head For N>=0, at most N characters are extracted. For N<0, size(Input)-|N| characters are extracted. \return An \c iterator_range delimiting the match. Returned iterator is either \c Range1T::iterator or \c Range1T::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find_head( RangeT& Input, int N) { return find(Input, head_finder(N)); } // find_tail ----------------------------------------------------------------------// //! Find tail algorithm /*! Get the head of the input. Head is a suffix of the string of the given size. If the input is shorter then required, whole input if considered to be the tail. \param Input An input string \param N Length of the tail. For N>=0, at most N characters are extracted. For N<0, size(Input)-|N| characters are extracted. \return An \c iterator_range delimiting the match. Returned iterator is either \c RangeT::iterator or \c RangeT::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find_tail( RangeT& Input, int N) { return find(Input, tail_finder(N)); } // find_token --------------------------------------------------------------------// //! Find token algorithm /*! Look for a given token in the string. Token is a character that matches the given predicate. If the "token compress mode" is enabled, adjacent tokens are considered to be one match. \param Input A input string. \param Pred An unary predicate to identify a token \param eCompress Enable/Disable compressing of adjacent tokens \return An \c iterator_range delimiting the match. Returned iterator is either \c RangeT::iterator or \c RangeT::const_iterator, depending on the constness of the input parameter. \note This function provides the strong exception-safety guarantee */ template
inline iterator_range< BOOST_STRING_TYPENAME range_iterator
::type> find_token( RangeT& Input, PredicateT Pred, token_compress_mode_type eCompress=token_compress_off) { return find(Input, token_finder(Pred, eCompress)); } } // namespace algorithm // pull names to the boost namespace using algorithm::find; using algorithm::find_first; using algorithm::ifind_first; using algorithm::find_last; using algorithm::ifind_last; using algorithm::find_nth; using algorithm::ifind_nth; using algorithm::find_head; using algorithm::find_tail; using algorithm::find_token; } // namespace boost #endif // BOOST_STRING_FIND_HPP
find.hpp
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