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  1. #include <iostream>
  2. #include <string>
  3.  
  4. int main()
  5. {
  6.     std::string hex_str = "0x3d"; 
  7.     unsigned char decimal = static_cast<unsigned char>(std::stoi(hex_str, nullptr, 16));
  8.     std::cout << "The value is: " << static_cast<int>(decimal);
  9.     return 0;
  10. }
Success #stdin #stdout 0s 5448KB
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stdin
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Standard input is empty
stdout
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The value is: 61
https://ideone.com/O5JZjo
language:
C++ 4.3.2 (gcc-4.3.2)
created:
4 years ago
visibility:
public

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