3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo sprintf("%'─7s", "ABC").PHP_EOL; echo sprintf("%'-7s", "ABC"); // GOOD
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Fatal error: Uncaught ValueError: Unknown format specifier "�" in /in/JsAv6:3 Stack trace: #0 /in/JsAv6(3): sprintf('%'\xE2\x94\x807s', 'ABC') #1 {main} thrown in /in/JsAv6 on line 3
Process exited with code 255.
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
�7s ----ABC

preferences:
95.76 ms | 408 KiB | 5 Q