void Encode12str(std::string & dst, const std::string & src);
void Decode21str(std::string & dst, const std::string & src);
+inline std::string Encode12str(const std::string & src) { std::string dst; Encode12str(dst, src); return dst; }
+inline std::string Decode21str(const std::string & src) { std::string dst; Decode21str(dst, src); return dst; }
int ParseIPString(const char * str, uint32_t * ips, int maxIP);
void KOIToWin(const char * s1, char * s2, int l);
//-----------------------------------------------------------------------------
int str2x(const std::string & str, int32_t & x);
int str2x(const std::string & str, uint32_t & x);
+int str2x(const std::string & str, double & x);
#ifndef WIN32
int str2x(const std::string & str, int64_t & x);
int str2x(const std::string & str, uint64_t & x);
template <typename varT>
const std::string & x2str(varT x, std::string & s);
template <typename varT>
-const std::string & x2str(varT x) { std::string s; return x2str(x, s); }
+std::string x2str(varT x) { std::string s; return x2str(x, s); }
template <typename varT>
const std::string & unsigned2str(varT x, std::string & s);
template <typename varT>
-const std::string & unsigned2str(varT x) { std::string s; return unsigned2str(x, s); }
+std::string unsigned2str(varT x) { std::string s; return unsigned2str(x, s); }
//-----------------------------------------------------------------------------
template <typename varT>