3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo Foo\Topic::class;
based on tnr5g
Output for 5.5.24 - 7.1.0
Foo\Topic
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /in/TVplR on line 3
Process exited with code 255.