Fatal error: Uncaught Exception: You can only iterate a generator by-reference if it declared that it yields by-reference in /in/Vb7iZ:11
Stack trace:
#0 {main}
thrown in /in/Vb7iZ on line 11
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Fatal error: Uncaught exception 'Exception' with message 'You can only iterate a generator by-reference if it declared that it yields by-reference' in /in/Vb7iZ:11
Stack trace:
#0 /in/Vb7iZ(11): unknown()
#1 {main}
thrown in /in/Vb7iZ on line 11
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/Vb7iZ on line 5
Process exited with code 255.