- Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
- abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz
<?php
$letters = range('a', 'z');
// Recommended syntax.
print implode('', $letters);
// Old and not-recommended behavior.
print implode($letters);
?>