Answers for "convert a number from binary to decimal in c++"

C++
15

convert binary to decimal c++ stl

string bin_string = "10101010";
int number =0;
number = stoi(bin_string, 0, 2);
// number = 170
Posted by: Guest on September-08-2020
1

hexadecimal or binary to int c++

int number{};

    number = 15; //integer literal
    std::cout << number << std::endl;
    number = 0x0F; // 0x - and then you type your value {0F} in hexadecimal
    std::cout << number << std::endl;
    number = 0b1111; // 0b and then you type your value {0b} in binary
    std::cout << number << std::endl;

//Output is: 15 15 15
Posted by: Guest on October-04-2021

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