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<?php function count_digits($digit) { // TODO: add type validation return $digit >= 10 ? 1 + count_digits($digit / 10) : 1; } $digit = 15; var_dump(count_digits($digit);
Output for 5.3.0 - 5.5.9
Parse error: syntax error, unexpected ';' in /in/k2O1C on line 9
Process exited with code 255.