utility.h

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#ifndef UTILITY_INCLUDED
#define UTILITY_INCLUDED

#include <string>
#include <sstream>
#include <iterator>
#include <vector>
#include <iostream>
#include <algorithm>

std::string dtoa(double value);
std::vector<std::string> split(const std::string& s);

//
// dtoa() : Takes a double and returns a std::string
//
inline std::string dtoa(double value){
        
        std::stringstream ss;
        ss << value;
        return ss.str();
        
}

//
// split(): Takes a string, tokenizes it on the white space
//          and returns a std::vector of the tokens
//
inline std::vector<std::string> split(const std::string& s){
        
        std::istringstream is(s);
        return std::vector<std::string> (std::istream_iterator<std::string>(is),std::istream_iterator<std::string>());
        
}

//
// stringToUpper: Returns an upper-cased transformed copy of the string
//
inline std::string stringToUpper(const std::string &label){
        std::string upperCase = label;
        std::transform(upperCase.begin(),upperCase.end(),upperCase.begin(),(int(*)(int))toupper);
        return upperCase;
        
}


#endif

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