Of all the hats JavaScript can wear, its form-processing features are among the most sought and used. Learn how to use JavaScript for form processing, validation, and more. Forms are an essential ...

Our inner function, the one that currently just returns value1, also needs to be modified to return value1 or value2. ... JavaScript tutorial: Add face detection to your web app. Jun 20, 2019 5 mins.

At Microsoft's Ignite 2017 conference today, the company announced a range of new features that will be coming to its Excel application, such as JavaScript Custom Functions and more.