What is Twig Logic?

I’m defining Twig Logic to mean any and all manipulation inside a twig template.

Examples

Example 1a - simple

Example 1b - a little more complicated

Example 1c - even more complicated

Example 1d - an alternate approach

References and further reading

• Drupal core twig functions - The twig functions included with Drupal core
• Drupal core twig filters - The twig filters included with Drupal core
• Twig Tweak - provides a number of useful twig functions and filters
• Twig Real Content - provides a useful real_content condition to check if a rendered string contains actual data and not just empty wrappers