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<?'He'.str_repeat(PHP_EOL+98,2)."o world!"?>
Output for 7.1.0
Warning: A non-numeric value encountered in /in/EHJj2 on line 1
Output for 5.4.0 - 7.0.14
Output for 4.3.0 - 5.3.29
<?'He'.str_repeat(PHP_EOL+98,2)."o world!"?>