# Standard library header <stdfloat> (C++23)

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This header is part of the type support library, providing fixed width floating-point types.

### Types

### Synopsis

    namespace std {
      #if defined(__STDCPP_FLOAT16_T__)
        using float16_t  = /* implementation-defined */;
      #endif
      #if defined(__STDCPP_FLOAT32_T__)
        using float32_t  = /* implementation-defined */;
      #endif
      #if defined(__STDCPP_FLOAT64_T__)
        using float64_t  = /* implementation-defined */;
      #endif
      #if defined(__STDCPP_FLOAT128_T__)
        using float128_t = /* implementation-defined */;
      #endif
      #if defined(__STDCPP_BFLOAT16_T__)
        using bfloat16_t = /* implementation-defined */;
      #endif
    }

### References

- C++23 standard (ISO/IEC 14882:2023):

  - 17.5 Header `<stdfloat>` synopsis [stdfloat.syn]

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