Значения. Feel free to mix the options prop with and .Manually placed options and option groups will appear below the options generated via the options prop. Be sure to always handle the empty choice null when using callbacks. Before I get into that though, I just wanted to clarify something that I maybe should have mentioned in my last post. Project Spartan - v.15.10130 (Placeholder is visible in dropdown but is not selectable) Update: When the select element is required it allows use of the :invalid CSS pseudo-class which allows you to style the select element when in it's "placeholder" state. But thanks to the ::placeholder pseudo element you can change this to fit your needs. Topic: HTML / CSS Prev|Next Answer: Use the disabled and selected Attribute. The placeholder attribute of the