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run code in 300+ PHP versions simultaneously
<?php $files = array('header','detay','footer'); echo './cache/' . implode('', $files) . EXT; echo '<br>'; $_lang = array('a'=>'a harfi','b'=>'b harfi'); $c = 'Hello world {[a]} please'; $c = preg_replace_callback('/\{\[(.*?)\]\}/', function($m) use ($_lang) { return isset($_lang[trim($m[1])]) ? $_lang[trim($m[1])] : $m[1]; }, $c); echo $c;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Undefined constant "EXT" in /in/o8srZ:3 Stack trace: #0 {main} thrown in /in/o8srZ on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant EXT - assumed 'EXT' (this will throw an Error in a future version of PHP) in /in/o8srZ on line 3 ./cache/headerdetayfooterEXT<br>Hello world a harfi please
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
Notice: Use of undefined constant EXT - assumed 'EXT' in /in/o8srZ on line 3 ./cache/headerdetayfooterEXT<br>Hello world a harfi please

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177.67 ms | 402 KiB | 179 Q