bundle−version − Prints Bundler version information
bundle version
Prints Bundler version information.
No options.
Print the version of Bundler with build date and commit hash of the in the Git source.
bundle version
shows Bundler version 2.3.21 (2022−08−24 commit d54be5fdd8) for example.
cf. bundle −−version shows Bundler version 2.3.21.