This is the source code of the traditional Hello World program.

        
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

println! is a macro that prints text to the console.

A binary can be generated using the Rust compiler: rustc.

       
$ rustc hello.rs

rustc will produce a hello binary that can be executed.

       
$ ./hello Hello World!

Activity

Click 'Run' above to see the expected output. Next, add a new line with a second println! macro so that the output shows:

       
Hello World! I'm a Rustacean!
Ladies Bags Bags Clutch Purse Wallet Elegant Evening Chain Shoulder Dress Wedding Red Flower Womens U6w5HzxHq Ladies Bags Bags Clutch Purse Wallet Elegant Evening Chain Shoulder Dress Wedding Red Flower Womens U6w5HzxHq Ladies Bags Bags Clutch Purse Wallet Elegant Evening Chain Shoulder Dress Wedding Red Flower Womens U6w5HzxHq Ladies Bags Bags Clutch Purse Wallet Elegant Evening Chain Shoulder Dress Wedding Red Flower Womens U6w5HzxHq Ladies Bags Bags Clutch Purse Wallet Elegant Evening Chain Shoulder Dress Wedding Red Flower Womens U6w5HzxHq Ladies Bags Bags Clutch Purse Wallet Elegant Evening Chain Shoulder Dress Wedding Red Flower Womens U6w5HzxHq