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run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { private static $x = array(); public static function foo() { if (empty(self::$x)) { echo "initialized\n\n"; self::$x = array('ciao', 'come', 'va'); } print_r(self::$x); } } A::foo(); A::foo(); A::foo(); A::foo(); A::foo(); A::foo(); A::foo(); A::foo();
Output for 5.0.0 - 7.1.0
initialized Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va ) Array ( [0] => ciao [1] => come [2] => va )
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/DHTLY on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/DHTLY on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/DHTLY on line 4
Process exited with code 255.