Filter track by condition (analysis)

This analysis leaves only those sites which satisfy a given JavaScript condition. Each site from the track is tested against the condition.

Input track – track you want to filter
Condition – JavaScript expression which must return true if condition passed or false otherwise. The following variables are available:
- seq – sequence or chromosome name,
- from – site start position,
- to – site end position,
- length – site length,
- strand – site strand (0 = unknown, 1 = n/a, 2 = +, 3 = −, 4 = both),
- type – site type,
- properties – additional track-specific properties
Output track – specify the path where to store the result