cpp/auto.cpp at main · SayflyAM/cpp · GitHub

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#include <iostream>
int main(){
    auto var1 {12};
    auto var2 {13.0};
    auto var3{14.0f};
    auto var4{15.0l};
    auto var5{'e'};
    //int modifiter suffixes
    auto var6 {123u};
    auto var7{123ul};
    auto var8{123ll};
    std::cout<<"var1 occupies : " <<sizeof(var1)<<" bytes"<<std::endl;
    std::cout<<"var2 occupies : " <<sizeof(var2)<<" bytes"<<std::endl;
    std::cout<<"var3 occupies : " <<sizeof(var3)<<" bytes"<<std::endl;
    std::cout<<"var4 occupies : " <<sizeof(var4)<<" bytes"<<std::endl;
    std::cout<<"var5 occupies : " <<sizeof(var5)<<" bytes"<<std::endl;
    std::cout<<"var6 occupies : " <<sizeof(var6)<<" bytes"<<std::endl;
    std::cout<<"var7 occupies : " <<sizeof(var7)<<" bytes"<<std::endl;
    std::cout<<"var8 occupies : " <<sizeof(var8)<<" bytes"<<std::endl;


    return 0;
}