WebPlatformDOMStringListinterface DOMStringListIndex Signatures ##[index: number]: stringProperties ##length: number readonlyReturns the number of strings in strings. Methods ##contains(string: string): boolean Returns true if strings contains string, and false otherwise. #item(index: number): string | null Returns the string with index index from strings.
interface DOMStringListIndex Signatures ##[index: number]: stringProperties ##length: number readonlyReturns the number of strings in strings. Methods ##contains(string: string): boolean Returns true if strings contains string, and false otherwise. #item(index: number): string | null Returns the string with index index from strings.