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run code in 300+ PHP versions simultaneously
<?php function var_import($var) { if (strcasecmp($var, 'null') === 0) { return null; } if (strcasecmp($var, 'true') === 0) { return true; } if (strcasecmp($var, 'false') === 0) { return false; } if ($var === ((string) (int) $var)) { return (int) $var; } if ($var === ((string) (float) $var)) { return (float) $var; } if (preg_match('<^"((?:[^"\\\\]|\\\\.)*)"|\'((?:[^\'\\\\]|\\\\.)*)\'$>', $var)) { return eval('return ' . $var . ';'); } throw new YUNOMAEKSENSEException('dumbass.'); } foreach ([ '1', '2.3', 'true', 'FALSE', 'Null', '"foo\nbar"', 'foobar', ] as $var) { ob_start(); var_dump(var_import($var)); echo sprintf('"%s" => %s', $var, trim(ob_get_clean())) . PHP_EOL; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
"1" => int(1) "2.3" => float(2.3) "true" => bool(true) "FALSE" => bool(false) "Null" => NULL ""foo\nbar"" => string(7) "foo bar" Fatal error: Uncaught Error: Class "YUNOMAEKSENSEException" not found in /in/3fbRG:23 Stack trace: #0 /in/3fbRG(36): var_import('foobar') #1 {main} thrown in /in/3fbRG on line 23
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
"1" => int(1) "2.3" => float(2.3) "true" => bool(true) "FALSE" => bool(false) "Null" => NULL ""foo\nbar"" => string(7) "foo bar" Fatal error: Uncaught Error: Class 'YUNOMAEKSENSEException' not found in /in/3fbRG:23 Stack trace: #0 /in/3fbRG(36): var_import('foobar') #1 {main} thrown in /in/3fbRG on line 23
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
"1" => int(1) "2.3" => float(2.3) "true" => bool(true) "FALSE" => bool(false) "Null" => NULL ""foo\nbar"" => string(7) "foo bar" Fatal error: Class 'YUNOMAEKSENSEException' not found in /in/3fbRG on line 23
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/3fbRG on line 26
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/3fbRG on line 26
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_NEW in /in/3fbRG on line 23
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_NEW in /in/3fbRG on line 23
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/3fbRG on line 23
Process exited with code 255.
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