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run code in 300+ PHP versions simultaneously
<?php function evalJS($code) { $matches = []; preg_match_all('#var (.*)( |=|;)#', $code, $matches); foreach($matches[1] as $val) { $code = preg_replace('#'.$val.'#', '\$'.$val, $code); $code = preg_replace('#var \$'.$val.'#', '\$'.$val, $code); $code = preg_replace('#\$'.$val.'\.#', '\$'.$val.'->', $code); } $code = preg_replace('#\.#', '::', $code); $code = preg_replace('#(\'|")\+#', '$1.', $code); $code = preg_replace('#\+(\'|")#', '.$1', $code); echo($code); var_dump($matches); } class document { public function print($arg) { echo($arg); } } $js = <<<JS var foo = 'Hello '+'World!'; document.print(foo); JS; evalJS($js);
Output for 7.0.0 - 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
var foo = 'Hello '.'World!'; document::print(foo);array(3) { [0]=> array(1) { [0]=> string(28) "var foo = 'Hello '+'World!';" } [1]=> array(1) { [0]=> string(23) "foo = 'Hello '+'World!'" } [2]=> array(1) { [0]=> string(1) ";" } }
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 var foo = 'Hello '.'World!'; document::print(foo);array(3) { [0]=> array(1) { [0]=> string(28) "var foo = 'Hello '+'World!';" } [1]=> array(1) { [0]=> string(23) "foo = 'Hello '+'World!'" } [2]=> array(1) { [0]=> string(1) ";" } }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Parse error: syntax error, unexpected 'print' (T_PRINT), expecting identifier (T_STRING) in /in/QnIFX on line 20
Process exited with code 255.

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