How to build a new project with Expo

My environment
MacBook Air M1
RAM: 16GB
SSD: 500GB
Phone: Samsung Z flip 3, Samsung Note 10

Install expo cli

Reference: installation

Preparation: Node.js(LTS-Long Term Support), Git, Watchman(mac | Linux), VS code, yarn, PowerShell(win)

You should use npm. so you need to set your environment able to use npm

npm install --global expo-cli

Check expo login

expo whoami

//if not logged in or new to expo

expo register //new

expo login //exist

Build new expo project

Reference: create new app

Go to folder where you want to create your project file and turn on terminal

expo init your_project_name

Choose a template: blank

Move to your project folder

cd your_project_name

or open your project folder on VS code

start your project

expo start

expo start --clear //when you want to rebuild your app

When your project build successfully your browser will open web page like this.

You can start your app by scanning QR code with Expo Go App which installed in your phone. (your phone and your computer must connected on same internet)

If you saw screen like this

Change this options and rescan QR code

When you build successfully you can saw page like this

Now you can start your Expo Project!!