Question

Which one of the following methods can be used to diagnose and display information about a MySQL connection error?

(a) connect_errno()

(b) connect_error()

(c) mysqli_connect_errno()

(d) mysqli_connect_error()

This question was posed to me in my homework.

This question is from Working with Databases-1 in division Objects and Databases in PHP of PHP

Answer 1

Right answer is (c) mysqli_connect_errno()

To explain: The mysqli extension includes a few features that can be used to capture error messages or alternatively you can use exceptions.