SUB_DT_TIME¶

Subtracts a duration from a date-and-time value.

Signature¶

     ┌──────────┐
IN1 ─┤          │
     │SUB_DT_TIME├─ OUT
IN2 ─┤          │
     └──────────┘

FUNCTION SUB_DT_TIME : DATE_AND_TIME
  VAR_INPUT
    IN1 : DATE_AND_TIME;
    IN2 : TIME;
  END_VAR
END_FUNCTION

The return type is DATE_AND_TIME. IN1 is DATE_AND_TIME and IN2 is TIME.

Inputs

Name	Type	Description
`IN1`	`DATE_AND_TIME`	The date-and-time to offset.
`IN2`	`TIME`	The duration to subtract.

Outputs

Name	Type	Description
Return value	`DATE_AND_TIME`	IN1 with IN2 subtracted.

Returns a new DATE_AND_TIME offset from IN1 by subtracting the duration IN2. The duration is converted from milliseconds to seconds.

Try it

Source

result := SUB_DT_TIME(DT#2000-01-01-01:00:00, T#1h);