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run code in 150+ php & hhvm versions
Bugs & Features
<?php $o = new stdClass(); $b = 'a'; $o->a = array ( 'foo' => 1, 'bar' => 2 ); unset(($o->$b)['foo']); var_dump($o);
Output for hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(stdClass)#1 (1) { ["a"]=> array(1) { ["bar"]=> int(2) } }
Output for 5.3.0 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/uT1gu on line 10
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected '(', expecting T_STRING or T_VARIABLE or '$' in /in/uT1gu on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '(', expecting T_STRING or T_VARIABLE or '$' in /in/uT1gu on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '(', expecting T_VARIABLE or '$' in /in/uT1gu on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '(', expecting T_VARIABLE or '$' in /in/uT1gu on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/uT1gu on line 10
Process exited with code 255.