Title case a string containing one or more last names while handling names with apostrophes

In PHP, you can use the ucwords() function to convert a string to title case. It natively handles apostrophes correctly, automatically capitalizing the letter that follows them. Here's an example:

Example of title case a string containing one or more last names while handling names with apostrophes in PHP

Note that ucwords() works reliably for standard ASCII names. If you are working with multibyte strings or need to handle apostrophes in other positions, consider using mb_convert_case($name, MB_CASE_TITLE, 'UTF-8') instead.