3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = 'hi'; $y = 'hihe'; var_dump(xdiff_string_diff($, $y));
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected ',', expecting variable (T_VARIABLE) or '{' or '$' in /in/k0SsK on line 6
Process exited with code 255.
Output for 5.4.10 - 5.6.16
Parse error: syntax error, unexpected ',', expecting variable (T_VARIABLE) or '$' in /in/k0SsK on line 6
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected ',', expecting T_VARIABLE or '$' in /in/k0SsK on line 6
Process exited with code 255.