Php error

Question

I copied this code online to create a forum, but when I run the code on my browser. Instead of connecting and selecting a database. It shows "cannot connect to db". Please how can I fix it. Here's the code :
https://code.sololearn.com/wbHnAH4DjgOo/?ref=app

Answer 1

are you running a local mysql server?

Answer 2

by "running the code on my browser" did you mean you were running it on a web server on the internet or locally on your computer?

Answer 3

did you create the database and the table?

Answer 4

could be a wrong password/username or database name.

Answer 5

No I checked multiple times
I think it's the script

Answer 6

I am out of suggestions sorry , check their forums https://www.000webhost.com/forum/t/how-to-connect-to-database-using-php/42093

Answer 7

It connects, but I think it can't the line mysqli_select_db is the problem

Answer 8

Connection:
$mysqli = new mysqli("DatabaseServerName", "UserName", "Password", "DatabaseName");

All above mentioned data you can get from service provider or set yourself.

Answer 9

Ep Ap Wuq

Answer 10

No, I am using 000webhost's database

Answer 11

On a web server

Answer 12

Yes