3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = StdClass(); $y = '0'; $x->$y->'$' = 'ALPHA'; print $x;
Output for 5.4.0 - 5.4.13
Parse error: syntax error, unexpected ''$'' (T_CONSTANT_ENCAPSED_STRING), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /in/lJ8TB on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.23
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting T_STRING or T_VARIABLE or '{' or '$' in /in/lJ8TB on line 4
Process exited with code 255.