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in #rvm on Small Sponsors $ rvm help # Documentation Index   ∴
rvm [all|all-gemsets|<ruby>,...|<path>]
[--verbose|--summary|--yaml|--json] do <command> ... ∴ rvm in
<path> do <some-command> ... ∴ rvm-exec [all|all-
gemsets|<ruby>,...|<path>] [--verbose|--summary|--yaml|--json]
<command> ...  Executes arbitrary commands against given a set
of rvm environments. Without additional flags it will exec the
command directly without printing out extra rvm information.
If using the set do operation when scripting, use rvm-exec
(usually installed to ~/.rvm/bin/rvm-exec). Using ~/.rvm/bin/rvm
instead will cause RVM to spawn a bash shell, which is
undesireable in the context of process monitoring.   To execute
ruby -v against all installed rubies and aliases, you would run:
∴ rvm all do ruby -v  If you want to execute it against a
specific ruby (without extra logging / data printed by rvm as is
done with normal set operations), you can instead do:  ∴ rvm