| 1. | The zero - based record number to start with 从其开始的从零开始的记录号。 |
| 2. | Number of the only record or byte to lock or unlock 唯一要锁定或取消锁定的记录号或字节数。 |
| 3. | Statement is less than or equal to zero 语句的记录号小于或等于零。 |
| 4. | Check the calculations used in generating the record number 检查生成记录号时所使用的计算。 |
| 5. | Number of the next record read or written 下一个读取或写入的记录号 |
| 6. | Number of the last record read from or written to the file 上次从文件读取或写入文件的记录号。 |
| 7. | Number of the first record or byte to lock or unlock 第一个要锁定或取消锁定的记录号或字节数。 |
| 8. | Number of the last record or byte to lock or unlock 最后一个要锁定或取消锁定的记录号或字节数。 |
| 9. | Returns the number of next record 返回下一个记录号。 |
| 10. | The record number in 错误的记录号 |