@happy-dom/jest-environment 7.5.11 on Node.js Yarn

HTMLSelectElement.options.add() and HTMLSelectElement.options.remove() has to update the actual DOM
HTMLSelectElement.appendChild(), HTMLSelectElement.beforeChild() and HTMLSelectElement.removeChild() has to update the option elements in HTMLSelectElement.options
HTMLSelectElement.options.selectedIndex was not updated correctly after removing a selected option
Adds support for HTMLSelectElement.length
HTMLSelectElement now supports to do get options by index (e.g. select[1])

@happy-dom/jest-environment 7.5.11 v7.5.11 on Node.js Yarn