Miscellaneous

Use Element.parentNode to get the given element’s parent node. Use Element.removeChild() to remove the given element from its parent node.

When attaching a handler to a given event, you can pass { once: true } to the last parameter of the addEventListener method.

Here’s a simple method you can use to get the value of a query string with native JavaScript.

Use typeof to check if a value is classified as a string primitive.

Check if the current browser is Internet Explorer (IE).

Use arithmetic comparison to check if the given number is in the specified range.

A simplified approach using some ES6 methods.

A robust way to compare two arrays (or objects) and check if they’re equal to each other.

Use the preventDefault() method. This method works with inline attribute.

This snippet gets the next sibling and previous sibling of an element, using the element.nextSibling and element. previousSibling properties.