phpenv

TLDR

Install a PHP version globally

$ phpenv install [version]

Refresh shim files for all PHP binaries known to phpenv

$ phpenv rehash

List all installed PHP versions

$ phpenv versions

Display the currently active PHP version

$ phpenv version

Set the global PHP version

$ phpenv global [version]

Set the local PHP version, which overrides the global version

$ phpenv local [version]

Unset the local PHP version

$ phpenv local --unset