Warning: Use of undefined constant a - assumed 'a' (this will throw an Error in a future version of PHP) in /in/8Wbbf on line 3
Warning: Use of undefined constant b - assumed 'b' (this will throw an Error in a future version of PHP) in /in/8Wbbf on line 3
string(1) "a"
string(1) "b"
Notice: Use of undefined constant a - assumed 'a' in /in/8Wbbf on line 3
Notice: Use of undefined constant b - assumed 'b' in /in/8Wbbf on line 3
string(1) "a"
string(1) "b"