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geant4/source/externals/g4tools/include/tools/snums
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2021-06-25 16:12:29 +02:00

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
#ifndef tools_snums
#define tools_snums
#include "words"
#include "sto"
#include "forit"
namespace tools {
template <class T> //T must be numbers (not std::string).
inline bool snums(const std::string& a_string,
std::istringstream& a_iss,std::vector<std::string>& a_tmp,
const std::string& a_sep,
std::vector<T>& a_values,bool a_clear = true) {
if(a_clear) a_values.clear();
words(a_string,a_sep,false,a_tmp);
T value;
tools_vforcit(std::string,a_tmp,it) {
a_iss.str(*it);
a_iss.clear(); //IMPORTANT.
a_iss >> value;
if(a_iss.fail()) {a_values.clear();return false;}
a_values.push_back(value);
}
return true;
}
template <class T> //T must be numbers (not std::string).
inline bool snums(const std::string& a_string,const std::string& a_sep,std::vector<T>& a_values,bool a_clear = true) {
std::istringstream iss;
std::vector<std::string> words;
return snums(a_string,iss,words,a_sep,a_values,a_clear);
}
}
#endif