Warning: Undefined array key "a1" in C:\xampp\htdocs\book\php\arrays_functions.php on line 18
Warning: Undefined array key "a2" in C:\xampp\htdocs\book\php\arrays_functions.php on line 19
Warning: Undefined array key "a3" in C:\xampp\htdocs\book\php\arrays_functions.php on line 20
Warning: Undefined array key "a4" in C:\xampp\htdocs\book\php\arrays_functions.php on line 21
Warning: Undefined array key "a5" in C:\xampp\htdocs\book\php\arrays_functions.php on line 22
Warning: Undefined array key "b1" in C:\xampp\htdocs\book\php\arrays_functions.php on line 23
Warning: Undefined array key "b2" in C:\xampp\htdocs\book\php\arrays_functions.php on line 24
Warning: Undefined array key "b3" in C:\xampp\htdocs\book\php\arrays_functions.php on line 25
Warning: Undefined array key "b4" in C:\xampp\htdocs\book\php\arrays_functions.php on line 26
Warning: Undefined array key "b5" in C:\xampp\htdocs\book\php\arrays_functions.php on line 27
Fatal error: Uncaught DivisionByZeroError: Division by zero in C:\xampp\htdocs\book\php\arrays_functions.php:39
Stack trace:
#0 C:\xampp\htdocs\book\php\arrays_functions.php(59): average2(Array, Array)
#1 {main}
thrown in C:\xampp\htdocs\book\php\arrays_functions.php on line 39