Get started with knockout.js quickly, learning to build single-page applications, custom bindings and more with these interactive tutorials.

A knockout (abbreviated to KO or K.O.) is a fight-ending, winning criterion in several full-contact combat sports, such as boxing, kickboxing, Muay Thai, mixed martial arts, karate, some forms of taekwondo …

The meaning of KNOCKOUT is the act of knocking out : the condition of being knocked out. How to use knockout in a sentence.

You can download released versions of Knockout from the project's website. For Node.js developers, Knockout is also available from npm - just run npm install knockout.

5 days ago · Eight of the 16 teams to progress to the Champions League knockouts must navigate the playoff round.

Knockout is a JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying data model.

To see working examples of using Knockout to create responsive UIs, choose from the menu on the left. If you’re new to Knockout, start with the ‘Hello World’ example and perhaps read an introductory tutorial.

Note: This is only intended to help you understand how Knockout works. Don't use it for normal application development, because it exposes additional unsupported private APIs.

1 day ago · Waldo Cortes-Acosta is ready for the big leagues after knocking out UFC KO record-holder Derrick Lewis. Cortes-Acosta registered his third consecutive knockout in as many months at UFC …

5 days ago · When is it? Which teams are involved? When are the fixtures? All you need to know about the 2025/26 UEFA Champions League knockout phase play-off draw.