How can the issue of displaying artist names as "Vorname ( Leerzeichen ) Nachname" be resolved in the given PHP code?

The issue of displaying artist names as "Vorname ( Leerzeichen ) Nachname" can be resolved by using the PHP function `implode()` to concatenate the first name and last name with a space in between. This will ensure that the artist names are displayed correctly with a space between the first name and last name.

$artist = array("Vorname", "Nachname");
$full_name = implode(" ", $artist);
echo $full_name;