This document describes the syntax and semantics of the template engine and is very useful as a reference for creating Twig templates.
A template is simply a text file. It can generate any text-based format (HTML, XML, CSV, LaTeX, etc.). It doesn't have a specific extension, .html or .xml are just fine.
A template contains variables or expressions, which get replaced with values when the template is evaluated, and tags, which control the logic of the template.
Below is a minimal template that illustrates a few basics. We will cover further details later on: