first_swift_app.md

first swift app

purpose

Built your first app using the terminal.

prepare

check tools:

swift --version

steps

1. create a folder for the project (optional)

   • the name of the folder is HelloSwift

   mkdir HelloSwift
   cd HelloSwift

2. init

   swift package init --type executable

3. run your project

   swift run

   expected output:

   Hello, World!

test

1. open your project(name: HelloSwift) in Xcode

2. find the main.swift in Sources

3. edit the content and then save it(command + s)

   from:

   print("Hello, World!")

   to:

   print("Hello, Swift!")

4. go back to the terminal and run your project again

   swift run

   expected output:

   Hello, Swift!

reference

1. https://www.swift.org/getting-started