3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str1 = 'Hello'; $str2 = 'Hello world!'; echo sprintf("[%s]",$str1)."\n"; // String echo sprintf("[%8s]",$str1)."\n"; // Right-justifies the string with spaces echo sprintf("[%-8s]",$str1)."\n"; // Left-justifies the string with spaces echo sprintf("[%08s]",$str1)."\n"; // Zero-padding echo sprintf("[%'*8s]",$str1)."\n"; // Adds "*" echo sprintf("[%8.8s]",$str2)."\n"; // Left-justifies the string with spaces (cuts off characters after the specified value)
based on rr0RA
Output for 4.3.2 - 5.0.5, 5.1.1 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
[Hello] [ Hello] [Hello ] [000Hello] [***Hello] [Hello wo]
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/SGY3Q on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1
[Hello] [ Hello] [Hello ] [000Hello] [***Hello] [Hello world!]