trim-to-string ("tri")

See this command in the command table.

To access this command:

Edit ribbon >> Edit >> Clip >> Trim to String.
Using the command line, enter "trim-to-string".
Use the quick key combination "tri".
Display the Find Command screen, locate trim-to-string and click Run.

Command Overview

Trim strings against a selected control string.

Command steps:

Select a string to control the trimming of other strings.

This string can be open or closed but must not contain any cross overs.
Subsequent string segment selections are removed.