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July 29, 2018 07:33
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Recursive function for grabbing the middle character (or 2) of a string.
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| <?php | |
| function middle_char(string $str): string { | |
| return strlen($str) <= 2 | |
| ? $str | |
| : middle_char(substr($str, 1, -1)); | |
| } |
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