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run code in 150+ php & hhvm versions
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<?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"; }
based on 8agkF
Output for 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
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/bo8NL on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
stdClass Object ( [123] => 456 ) Fatal error: Call to undefined function: property_exists() in /in/bo8NL on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
stdClass Object ( [123] => 456 ) Fatal error: Call to undefined function: property_exists() in /in/bo8NL 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/bo8NL on line 4