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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 git.master, git.master_jit, rfc.property-hooks
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.

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