| 数据类型 | 字节数 | 比特数 |
| char | 1 | 8 |
| char * | 8 | 64 |
| short | 2 | 16 |
| short int | 2 | 16 |
| int | 4 | 32 |
| long long | 8 | 64 |
| unsigned char | 1 | 8 |
| unsigned short | 2 | 16 |
| unsigned int | 4 | 32 |
| unsigned long long | 8 | 64 |
| float | 4 | 32 |
| double | 8 | 64 |
| long double | 8 | 64 |
| 数据类型 | 字节数 | 比特数 |
| char | 1 | 8 |
| char * | 8 | 64 |
| short | 2 | 16 |
| short int | 2 | 16 |
| int | 4 | 32 |
| long long | 8 | 64 |
| unsigned char | 1 | 8 |
| unsigned short | 2 | 16 |
| unsigned int | 4 | 32 |
| unsigned long long | 8 | 64 |
| float | 4 | 32 |
| double | 8 | 64 |
| long double | 8 | 64 |