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geant4/source/analysis/include/tools/sto
T
2016-06-09 16:46:55 +02:00

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
#ifndef tools_sto
#define tools_sto
#include <string>
namespace tools {
inline std::string to(bool a_value){return a_value?"true":"false";}
inline bool to(const std::string& a_string,bool& a_value){
if( (a_string=="1")
||(a_string=="true")||(a_string=="TRUE")||(a_string=="True")
||(a_string=="yes")||(a_string=="YES")||(a_string=="Yes")
||(a_string=="on")||(a_string=="ON")||(a_string=="On")
){
a_value = true;
return true;
} else if((a_string=="0")
||(a_string=="false")||(a_string=="FALSE")||(a_string=="False")
||(a_string=="no")||(a_string=="NO")||(a_string=="No")
||(a_string=="off")||(a_string=="OFF")||(a_string=="Off")
){
a_value = false;
return true;
} else {
a_value = false;
return false;
}
}
}
#include <sstream>
namespace tools {
template <class T>
inline bool to(const std::string& a_s,T& a_v) {
std::istringstream strm(a_s.c_str());
std::streampos pb = strm.tellg();
strm >> a_v;
std::streampos pe = strm.tellg();
std::string::size_type sz = pe-pb;
if(sz!=a_s.size()) {a_v = T();return false;}
return true;
}
template <class T>
inline std::string to(const T& a_v) {
std::ostringstream strm;
strm << a_v;
return strm.str();
}
inline std::string d2s(double a_value){
std::ostringstream strm;
strm.precision(25);
strm << a_value;
return strm.str();
}
inline std::string soutd(double a_value) {
return std::string("\"")+d2s(a_value)+"\"";
}
// for BatchLab/XML
template <class T>
inline std::string sout(const T& a_value) {
return std::string("\"")+to<T>(a_value)+"\"";
}
}
#endif