Helloworld | Chapter 1 | Zero to Hero

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Lesson 9 of 13

Helloworld

Helloworld is our first Go program.

Book Reference

📖 p.1

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Learning Goals

Study this example to understand:

Write your first Go program
Use command-line arguments
Work with files and URLs

Ctrl+Enter Run Ready

▼ Output

Press Run or Ctrl+Enter to execute your code.

← Fetchall Lissajous →

⌨️ Program Input

This program reads from standard input or command-line arguments.

Command-line Arguments (os.Args)

Space-separated, e.g.: arg1 arg2 "arg with spaces"

Standard Input (os.Stdin)

Enter the text that will be provided to the program

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