3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Car{ public static function a(){ return 'hi'; } } class Constants{ public static $use='Car'; } $trim = 'trim'; echo {"${Constants::$use}"}::a();
Output for 5.3.0 - 5.3.25, 5.4.0 - 5.4.15
Parse error: syntax error, unexpected '{' in /in/vo6eU on line 12
Process exited with code 255.
preferences:
177.69 ms | 1395 KiB | 49 Q