Entering the correct password still shows the wrong password

Question

This is the code

if(md5($admin['username'].$pwd) != $admin['password'])

{

exit(json_encode(array('code' => 1,'msg' => 'Wrong password')));

}

After commenting, the login was successful

Answer 1

How to change

Answer 2

How to solve it in the end

Answer 3

The encrypted content may be inconsistent with the content or number of digits of the password saved in the database.

Answer 4

Compare two values