London Web Standards February 2025 #LWSFeb2025

Everything you need to know about Invoker Commands by Keith Cirkel

command and commandfor attributes are a brand new web platform feature coming in 2025. Here's everything you need to know about them, plus some things you really don't.

Less SASS, more notive by Dave Letorey

Only a few years ago to write nested CSS with variables you needed to use a CSS Pre-Processor, such as Less or SASS. This is no longer the case and you can now natively write nested CSS, declare variables and write your own CSS properties.

In this talk Dave shows how all of this can be achieved and how the browser goes about parsing this CSS without the the need for JavaScript, Build steps or Node.