# System Parameter Operands
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Tags: operand jql
# Description
Reference system parameters like date, time, the current break level, or the number of the current record. The general form is as:
system-operand
1
where system-operand can be any of the following:
| Operand | Description |
|---|---|
| D | Returns the system date in internal format. |
| LPV | Returns the previous value transformed by a format code. |
| NA | Returns the number of fields in the record. |
| NB | Returns the current break level counter. 1 is the lowest break level, 255 is the GRAND TOTAL line. |
| ND | Returns the number of records (detail lines) since the last control break. |
| NI | Returns the record counter. |
| NL | Returns the record length in bytes |
| NS | Returns the subvalue counter |
| NU | Returns the date of last update |
| NV | Returns the value counter |
| T | Returns the system time in internal format. |
| V | Returns the previous value transformed by a format code |
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