3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '_10_1_18_4_9_14_ _'; $letters = str_repeat('A', substr_count($str, '_')); $limit = 100; for ($i = 0; $i < $limit; $i++) { echo interpolate($str, str_split($letters)), PHP_EOL; $letters++; } function interpolate($str, $letters) { while (($pos = strpos($str, '_')) !== false) { $str[$pos] = array_shift($letters); } return $str; }
Output for 5.6.38 - 5.6.40, 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
A10A1A18A4A9A14A A A10A1A18A4A9A14A B A10A1A18A4A9A14A C A10A1A18A4A9A14A D A10A1A18A4A9A14A E A10A1A18A4A9A14A F A10A1A18A4A9A14A G A10A1A18A4A9A14A H A10A1A18A4A9A14A I A10A1A18A4A9A14A J A10A1A18A4A9A14A K A10A1A18A4A9A14A L A10A1A18A4A9A14A M A10A1A18A4A9A14A N A10A1A18A4A9A14A O A10A1A18A4A9A14A P A10A1A18A4A9A14A Q A10A1A18A4A9A14A R A10A1A18A4A9A14A S A10A1A18A4A9A14A T A10A1A18A4A9A14A U A10A1A18A4A9A14A V A10A1A18A4A9A14A W A10A1A18A4A9A14A X A10A1A18A4A9A14A Y A10A1A18A4A9A14A Z A10A1A18A4A9A14B A A10A1A18A4A9A14B B A10A1A18A4A9A14B C A10A1A18A4A9A14B D A10A1A18A4A9A14B E A10A1A18A4A9A14B F A10A1A18A4A9A14B G A10A1A18A4A9A14B H A10A1A18A4A9A14B I A10A1A18A4A9A14B J A10A1A18A4A9A14B K A10A1A18A4A9A14B L A10A1A18A4A9A14B M A10A1A18A4A9A14B N A10A1A18A4A9A14B O A10A1A18A4A9A14B P A10A1A18A4A9A14B Q A10A1A18A4A9A14B R A10A1A18A4A9A14B S A10A1A18A4A9A14B T A10A1A18A4A9A14B U A10A1A18A4A9A14B V A10A1A18A4A9A14B W A10A1A18A4A9A14B X A10A1A18A4A9A14B Y A10A1A18A4A9A14B Z A10A1A18A4A9A14C A A10A1A18A4A9A14C B A10A1A18A4A9A14C C A10A1A18A4A9A14C D A10A1A18A4A9A14C E A10A1A18A4A9A14C F A10A1A18A4A9A14C G A10A1A18A4A9A14C H A10A1A18A4A9A14C I A10A1A18A4A9A14C J A10A1A18A4A9A14C K A10A1A18A4A9A14C L A10A1A18A4A9A14C M A10A1A18A4A9A14C N A10A1A18A4A9A14C O A10A1A18A4A9A14C P A10A1A18A4A9A14C Q A10A1A18A4A9A14C R A10A1A18A4A9A14C S A10A1A18A4A9A14C T A10A1A18A4A9A14C U A10A1A18A4A9A14C V A10A1A18A4A9A14C W A10A1A18A4A9A14C X A10A1A18A4A9A14C Y A10A1A18A4A9A14C Z A10A1A18A4A9A14D A A10A1A18A4A9A14D B A10A1A18A4A9A14D C A10A1A18A4A9A14D D A10A1A18A4A9A14D E A10A1A18A4A9A14D F A10A1A18A4A9A14D G A10A1A18A4A9A14D H A10A1A18A4A9A14D I A10A1A18A4A9A14D J A10A1A18A4A9A14D K A10A1A18A4A9A14D L A10A1A18A4A9A14D M A10A1A18A4A9A14D N A10A1A18A4A9A14D O A10A1A18A4A9A14D P A10A1A18A4A9A14D Q A10A1A18A4A9A14D R A10A1A18A4A9A14D S A10A1A18A4A9A14D T A10A1A18A4A9A14D U A10A1A18A4A9A14D V
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 A10A1A18A4A9A14A A A10A1A18A4A9A14A B A10A1A18A4A9A14A C A10A1A18A4A9A14A D A10A1A18A4A9A14A E A10A1A18A4A9A14A F A10A1A18A4A9A14A G A10A1A18A4A9A14A H A10A1A18A4A9A14A I A10A1A18A4A9A14A J A10A1A18A4A9A14A K A10A1A18A4A9A14A L A10A1A18A4A9A14A M A10A1A18A4A9A14A N A10A1A18A4A9A14A O A10A1A18A4A9A14A P A10A1A18A4A9A14A Q A10A1A18A4A9A14A R A10A1A18A4A9A14A S A10A1A18A4A9A14A T A10A1A18A4A9A14A U A10A1A18A4A9A14A V A10A1A18A4A9A14A W A10A1A18A4A9A14A X A10A1A18A4A9A14A Y A10A1A18A4A9A14A Z A10A1A18A4A9A14B A A10A1A18A4A9A14B B A10A1A18A4A9A14B C A10A1A18A4A9A14B D A10A1A18A4A9A14B E A10A1A18A4A9A14B F A10A1A18A4A9A14B G A10A1A18A4A9A14B H A10A1A18A4A9A14B I A10A1A18A4A9A14B J A10A1A18A4A9A14B K A10A1A18A4A9A14B L A10A1A18A4A9A14B M A10A1A18A4A9A14B N A10A1A18A4A9A14B O A10A1A18A4A9A14B P A10A1A18A4A9A14B Q A10A1A18A4A9A14B R A10A1A18A4A9A14B S A10A1A18A4A9A14B T A10A1A18A4A9A14B U A10A1A18A4A9A14B V A10A1A18A4A9A14B W A10A1A18A4A9A14B X A10A1A18A4A9A14B Y A10A1A18A4A9A14B Z A10A1A18A4A9A14C A A10A1A18A4A9A14C B A10A1A18A4A9A14C C A10A1A18A4A9A14C D A10A1A18A4A9A14C E A10A1A18A4A9A14C F A10A1A18A4A9A14C G A10A1A18A4A9A14C H A10A1A18A4A9A14C I A10A1A18A4A9A14C J A10A1A18A4A9A14C K A10A1A18A4A9A14C L A10A1A18A4A9A14C M A10A1A18A4A9A14C N A10A1A18A4A9A14C O A10A1A18A4A9A14C P A10A1A18A4A9A14C Q A10A1A18A4A9A14C R A10A1A18A4A9A14C S A10A1A18A4A9A14C T A10A1A18A4A9A14C U A10A1A18A4A9A14C V A10A1A18A4A9A14C W A10A1A18A4A9A14C X A10A1A18A4A9A14C Y A10A1A18A4A9A14C Z A10A1A18A4A9A14D A A10A1A18A4A9A14D B A10A1A18A4A9A14D C A10A1A18A4A9A14D D A10A1A18A4A9A14D E A10A1A18A4A9A14D F A10A1A18A4A9A14D G A10A1A18A4A9A14D H A10A1A18A4A9A14D I A10A1A18A4A9A14D J A10A1A18A4A9A14D K A10A1A18A4A9A14D L A10A1A18A4A9A14D M A10A1A18A4A9A14D N A10A1A18A4A9A14D O A10A1A18A4A9A14D P A10A1A18A4A9A14D Q A10A1A18A4A9A14D R A10A1A18A4A9A14D S A10A1A18A4A9A14D T A10A1A18A4A9A14D U A10A1A18A4A9A14D V
preferences:
277.93 ms | 409 KiB | 213 Q