Should a dropdown list be closed when mouse leaves?

1. How do I close a drop-down on outside click?
2. How do I keep a drop-down menu open in HTML?
3. How long should a dropdown menu be?
4. When should you use a drop-down menu?

How do I close a drop-down on outside click?

Answer: Use the jQuery on() method

You can use the jQuery click() method in combination with the on() method to hide the dropdown menu when the user click outside of the trigger element.

How do I keep a drop-down menu open in HTML?

Use any element to open the dropdown menu, e.g. a <button>, <a> or <p> element. Use a container element (like <div>) to create the dropdown menu and add the dropdown links inside it. Wrap a <div> element around the button and the <div> to position the dropdown menu correctly with CSS.

How long should a dropdown menu be?

Avoid dropdowns for more than 10 options or less than 5

There are three main issues with dropdowns that have such a large number of options: no overview – seeing more than 20 uncategorized options can be confusing and intimidating to users, making it difficult for them to find the input they need.

When should you use a drop-down menu?

Offering drop-down menus can help users avoid scrolling and can quickly get them access to your site's content. For large websites, drop-down menus can save users time by allowing them to jump down a level or two to get to the content they seek.