预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

GMP_ROUND_ZERO (int)

GMP_ROUND_PLUSINF (int)

GMP_ROUND_MINUSINF (int)

GMP_MSW_FIRST (int)

GMP_LSW_FIRST (int)

GMP_LITTLE_ENDIAN (int)

GMP_BIG_ENDIAN (int)

GMP_NATIVE_ENDIAN (int)

GMP_VERSION (string)

The GMP library version

GMP_MPIR_VERSION (string)

The MPIR library version.