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run code in 200+ php & hhvm versions
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<?php echo 1 . "\n"; echo strstr('abbaabbaaaabbaaab', 'bb'); echo 2 . "\n"; echo strstr('bbaaaaaaa', 'bb'); echo 3 . "\n"; echo strstr('aaaaaaa', 'bb'); echo 4 . "\n"; echo strstr('aaaaaaa', 'bb'); echo 5 . "\n"; echo strstr('aaaaaaabb', 'bb'); echo 6 . "\n"; echo strstr('aaabbaaaabb', 'bb');
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
1 bbaabbaaaabbaaab2 bbaaaaaaa3 4 5 bb6 bbaaaabb