3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array('123' => '456'); print_r($obj); if (!property_exists($obj,123)) echo 'property 123 does not exist',"\n"; if ( !isset( $obj->{123} ) ) echo 'property 123 is null',"\n";
Output for 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 - 8.3.6
stdClass Object ( [123] => 456 )
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
stdClass Object ( [123] => 456 ) property 123 does not exist property 123 is null
Output for 5.0.0 - 5.0.5
stdClass Object ( [123] => 456 ) Fatal error: Call to undefined function property_exists() in /in/uc3eI on line 4
Process exited with code 255.
Output for 4.3.3 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Property name must be a string in /in/uc3eI on line 5
Process exited with code 255.
Output for 4.3.2
stdClass Object ( [123] => 456 ) Fatal error: Call to undefined function: property_exists() in /in/uc3eI on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
stdClass Object ( [123] => 456 ) Fatal error: Call to undefined function: property_exists() in /in/uc3eI on line 4

preferences:
281.25 ms | 402 KiB | 459 Q