| Tag Link | [Date->Subtract] | Category | Date |
|---|---|---|---|
| Type | Member | Source Available | No |
| Support | Preferred | Version | 6.0 |
| Change | Unchanged | Data Source | Any |
| Output Type | None | Security | None |
| Implementation | LCAPI | Sets | Lasso 8.5, Lasso 8.0, Lasso 7.0, Lasso 6.0 |
[Date->Subtract] subtracts a duration from a Lasso date variable. Modifies the variable value but does not output a value.
The first parameter is a Lasso date data type that has been cast using the [Date] tag. The second parameter is a valid Lasso duration data type that has been cast using the [Duration] tag.
Optional keyword/value parameters may be used in place of a duration to define what should be subtracted from the first parameter:
[Date Variable->(Subtract: (Duration))]
[Date Variable->(Subtract:
[Date Variable->(Subtract:
[Date Variable->(Subtract:
[Date Variable->(Subtract:
[Date Variable->(Subtract:
[Date Variable->(Subtract:
[Date Variable->(Subtract:
| Optional Parameters | |
|---|---|
| -Millisecond | Subtract the specified number of milliseconds from the date. |
| -Second | Subtract the specified number of seconds from the date. |
| -Minute | Subtract the specified number of minutes from the date. |
| -Hour | Subtract the specified number of hours from the date. |
| -Week | Subtract the specified number of weeks from the date. |
| -Year | Subtract the specified number of years from the date. |
| -Month | Subtract the specified number of months from the date. |
| -Day | Subtract the specified number of days from the date. |
To subtract a duration from a specified date:
The following examples show the result of subtracting a duration from the date 5/22/2002.
[Var:'MyDate'=(Date:'5/22/2002')]
[$MyDate->(Subtract:(Duration:'24:00:00'))]
[$MyDate]
5/21/2002 00:00:00