If you really want to reduce the amount of JavaScript you write for validation, you should be using the jQuery Form Validation plugin. I know it's an extra but

If you really want to reduce the amount of JavaScript you write for validation, you should be using the jQuery Form Validation plugin. I know it's an extra but who cares. It's totally flexible and you can validate your form in one line of code. http://docs.jquery.com/Plugins/Validation/ http://docs.jquery.com/Plugins/Validation/ But yeah, ternary operators are a great way to save line space.