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最新推荐文章于 2024-08-24 18:19:48 发布

原创最新推荐文章于 2024-08-24 18:19:48 发布 · 182 阅读

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int main()
{
    printf("sizeof(unsigned char)=%d\n",sizeof(unsigned char));
    printf("sizeof(char)=%d\n",sizeof( char));
    printf("sizeof(int)=%d\n",sizeof( int));
    printf("sizeof(unsigned int)=%d\n",sizeof( unsigned int));
    printf("sizeof(float)=%d\n",sizeof( float));
    printf("sizeof(double)=%d\n",sizeof(  double));
    printf("sizeof(long)=%d\n",sizeof( long));
    printf("sizeof(unsigned long)=%d\n",sizeof( unsigned long));
    printf("sizeof(long long)=%d\n",sizeof( long long));
    printf("sizeof(unsigned long long)=%d\n",sizeof( unsigned long long));
    printf("1<<8=:%d \n",1<<8);
    printf("1<<16=:%d \n",1<<16);
    printf("0x12345678&0xffff=%x \n",0x12345678&0xffff);
    printf("0x12345678|0xffff=%x \n",0x12345678|0xffff);
    return 0;
}

Starting H:\QT_temp\build-test-unknown-Default\test.exe...
sizeof(unsigned char)=1
sizeof(char)=1
sizeof(int)=4
sizeof(unsigned int)=4
sizeof(float)=4
sizeof(double)=8
sizeof(long)=4
sizeof(unsigned long)=4
sizeof(long long)=8
sizeof(unsigned long long)=8
1<<8=:256 
1<<16=:65536 
0x12345678&0xffff=5678 
0x12345678|0xffff=1234ffff 
H:/QT_temp/build-test-unknown-Default/test.exe exited with code 0