Action buttons can be tricky to use in Shiny because they work differently than other widgets. Widgets like sliders and select boxes maintain a value that is easy to use in your code. But the value of an action button is arbitrary. What should you do with it? Did you know that you should almost always call the value of an action button from
The newest article at the Shiny Development Center explains how action buttons work, and it provides five useful patterns for working with action buttons. These patterns also work well with action links.
Read the article here.
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Python users can now use Shiny to create interactive data-driven web applications by writing Python code.