3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Base { public static $prop = 'A'; } class Child extends Base { } // both values are A $excepted = 'A'; echo "Should be $excepted and is " . Base::$prop . "\n"; echo "Should be $excepted and is " . Child::$prop . "\n"; // both values are B $excepted = 'B'; Base::$prop = $expected; echo "Should be $excepted and is " . Base::$prop . "\n"; echo "Should be $excepted and is " . Child::$prop . "\n"; // VALUES DIFFER $expected = 'C'; $property = new ReflectionProperty('Base', 'prop'); $property->setValue($excepted); echo "Should be $excepted and is " . Base::$prop . "\n"; echo "Should be $excepted and is " . Child::$prop . "\n"; // VALUES STILL DIFFER $excepted = 'D'; Base::$prop = $expected; echo "Should be $excepted and is " . Base::$prop . "\n"; echo "Should be $excepted and is " . Child::$prop . "\n";
based on sb6Il
Output for 5.3.18 - 5.6.21, 7.0.1 - 7.2.0
Should be A and is A Should be A and is A Notice: Undefined variable: expected in /in/kltnT on line 21 Should be B and is Should be B and is Should be B and is B Should be B and is B Should be D and is C Should be D and is C
Output for 7.0.0
Should be A and is A Should be A and is A Notice: Undefined variable: expected in /in/kltnT on line 21 Should be B and is Should be B and is Should be B and is B Should be B and is Should be D and is C Should be D and is