For the disabled buttons you can use the :disabled pseudo class. It works for all the elements that have a disabled API (typically form ... ... <看更多>

In this tutorial, you'll learn how to disable a button with JavaScript. Get my free 32 page eBook of JavaScript ... ... <看更多>

put it in greyscale (if enabled buttons are colourful) · make it lighter or put a transparant white overlay over it (if enabled buttons are generally dark) · make ... ... <看更多>

This one DOES work ---> <Button class="btn" isEnabled="false" text="hi">. In my css: .btn { color: black; } .btn:disabled { color: red; } ... ... <看更多>

When all form fields are filled out correctly change aria-disabled="false", remove the dimming css, and allow the submit button to trigger the submit javascript ... ... <看更多>