js-fns/first/index.d.ts

Modern JavaScript utility library focused on the build size

/**
 * Returns the first element of the array.
 *
 * @param array - The array to return the first element from
 * @returns The first element of the array
 *
 * @category Array
 * @public
 */
export default function first<ElementType>(arr: ElementType[]): ElementType | undefined;