@enonic/js-utils/string/includes.ts

Enonic XP JavaScript Utils

export function includes(
	string :string,
	searchString :string,
	position?: number
) :boolean {
	if ((searchString as unknown) instanceof RegExp) {
		throw new TypeError('second argument must not be a RegExp');
	}
	if (position === undefined) { position = 0; }
	return string.indexOf(searchString, position) !== -1;
}