Online PHP editor | output for CQghf

Output for 5.4.0 - 5.4.28, 5.5.0 - 5.5.12: Parse error: syntax error, unexpected 'var' (T_VAR), expecting variable (T_VARIABLE) in /in/CQghf on line 7
Process exited with code 255.
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.28: Parse error: syntax error, unexpected T_VAR, expecting T_VARIABLE in /in/CQghf on line 7
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.2: Parse error: syntax error, unexpected T_VAR, expecting T_VARIABLE in /in/CQghf on line 7 
Process exited with code 255.
Output for 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_VAR, expecting T_VARIABLE in /in/CQghf on line 7 
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/CQghf on line 7 
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/CQghf on line 7 
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/CQghf on line 7 
Process exited with code 255.