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<?php $width = 5; foreach (range(1, $width) as $i) { printf("%{$width}s\n", join(array_reverse(range(1, $i)))); } $width = 5; foreach (range(1, $width) as $i) { printf("%{$width}", join(range(1, $i))); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
1 21 321 4321 54321 Fatal error: Uncaught ValueError: Missing format specifier at end of string in /in/0TWGr:11 Stack trace: #0 /in/0TWGr(11): printf('%5', '1') #1 {main} thrown in /in/0TWGr on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
1 21 321 4321 54321

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250.68 ms | 405 KiB | 355 Q