3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { const X = [ 'code' => 101, 'reason' => 'reason 101', ]; const Y = [ 'code' => 102, 'reason' => 'reason 102', ]; public function getFooConstant($code) { $class = new \ReflectionClass(__CLASS__); $constants = $class->getConstants(); var_dump( $constants ); return array_filter($constants, function($v, $k) use ($code) { return $v['code'] == $code; }, ARRAY_FILTER_USE_BOTH); } } $foo = new Foo(); var_dump( $foo->getFooConstant(101) );
Output for 5.6.0 - 5.6.26, 7.0.0 - 7.0.20, 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
array(2) { ["X"]=> array(2) { ["code"]=> int(101) ["reason"]=> string(10) "reason 101" } ["Y"]=> array(2) { ["code"]=> int(102) ["reason"]=> string(10) "reason 102" } } array(1) { ["X"]=> array(2) { ["code"]=> int(101) ["reason"]=> string(10) "reason 101" } }
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 array(2) { ["X"]=> array(2) { ["code"]=> int(101) ["reason"]=> string(10) "reason 101" } ["Y"]=> array(2) { ["code"]=> int(102) ["reason"]=> string(10) "reason 102" } } array(1) { ["X"]=> array(2) { ["code"]=> int(101) ["reason"]=> string(10) "reason 101" } }

preferences:
177.12 ms | 402 KiB | 232 Q