3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { const COUNTRY_TEST = 'ABC'; public function Test($var = 'test') { ${COUNTRY_."$var"} echo self::COUNTRY_$var; } } $test = new Test();
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.30, 5.6.8 - 5.6.14
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/7HtqL on line 10
Process exited with code 255.
preferences:
181.55 ms | 1395 KiB | 64 Q