install ruby 2.7 mac code example
Example 1: brew install ruby
brew install rubyExample 2: install ruby mac
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"brew install ruby/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"