On Wed, Jun 28, 2017 at 07:08:27PM -0700, Keith Thompson wrote: [...] > mapfile REDIRECT < /tmp/input.txt > cat /tmp/input.txt | mapfile PIPE
The `mapfile PIPE' is a piece of a pipeline, and as such, it runs in a subshell (different process). See: http://mywiki.wooledge.org/BashFAQ/024 -- Eduardo Bustamante https://dualbus.me/
