Code blocks

A code fence is a sequence of at least three consecutive backtick characters (`) or tildes (~). (Tildes and backticks cannot be mixed.) A fenced code block begins with a code fence, indented no more than three spaces.

— GitHub Flavored Markown Spec

Fencing

Example of fencing in code with triple backticks before and after a block of code to demo fenced code blocks.

# Shell
echo 'Hello world!';

Syntax highlighting

Examples of fenced code blocks that include language identifiers to demo syntax highlighting.

// Go
fmt.Println("Hello, World!")

// Rust
println!("Hello world!");

// JavaScript
console.log("Hello world!");

# Shell
echo 'Hello world!';

# Python
print("Hello, World!")