Deprecated: Creation of dynamic property foo::$a is deprecated in /in/fApdW on line 5
Deprecated: Creation of dynamic property foo::$b is deprecated in /in/fApdW on line 6
Deprecated: Creation of dynamic property foo::$CC is deprecated in /in/fApdW on line 7
hello
hi
howdy
Warning: Undefined property: foo::$val in /in/fApdW on line 21
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
hello
hi
howdy
Warning: Undefined property: foo::$val in /in/fApdW on line 21