Easy steps to install react-native-cli package on Mac
Package Information:
Application Name – react-native-cli
What is react-native-cli – Not Available for react-native-cli
Use of react-native-cli – Tools for creating native apps for Android and iOS
URL – https://facebook.github.io/react-native/
Installation Steps:
- Open Terminal using Spotlight search by pressing  
<command+space>. Type terminal and hitEnterkey. - Now, run following command to install homebrew (brew)
 - Install react-native-cli using brew
brew install react-native-cli
 

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

react-native-cli is ready to use now!