字节序测试：使用联合体和宏判断系统字节序

日期: 2024-12-17
标签: 常规

static union {\nchar c[4];\nunsigned long l;\n}endian_test={{'a','b','c','d'}};\n#define ENDIANNESS ((char)endian_test.l)\nprint("%c" ENDIANNESS);\n在小端字节序中运行，结果是d

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