Boundary Flag

The boundary flag property of the timeline index determines how times that fall outside the timeline are handled.

The following values are recognized:

Value

Symbol

Description

0

DISCARD

Discard times that fall outside the timeline.

1

LOWER_BOUND

Place times that fall before the beginning of the timeline into the first slot.

2

UPPER_BOUND

Place times that fall after the end of the timeline into the last slot.

3

UPPER_LOWER_BOUND

Place times that fall before the beginning of the timeline into the first slot and times that fall after the end of the timeline into the last slot.

4

FIRST_SLOT

Place times that fall outside the timeline into an overflow slot.