Fatal error: Uncaught Error: Undefined constant "foo4" in /in/lOpgk:8
Stack trace:
#0 {main}
thrown in /in/lOpgk on line 8
Process exited with code 255.
Warning: Use of undefined constant foo4 - assumed 'foo4' (this will throw an Error in a future version of PHP) in /in/lOpgk on line 8
string(5) "efoo4"
int(2)