Play and stick these colorful letters! As you will see the syntax for Liquid logic is slightly different to output. Instead of the {{ }} delimiters we use {% %}.
In the above example we are controlling what is output to our template using a simple if, else, endifstatement. In many ways if statements are like questions.
In the above example if the answer to our if statement question is true we render the words "This product is available", if it's false our template carries on and outputs the text following our {% else %}clause - in this case "Sorry, this product it sold out".
You will find yourself using if statements a lot in Shopify theme development. Here's another example to help your understanding:
