How to connect SQl

Question

How to connect SQL database in PHP. What are the codes?

Answer 1

Hind Biswas Next time, use the search bar before posting any questions.
Thanks!

For search bar
https://www.sololearn.com/post/10362/?ref=app
https://www.sololearn.com/discuss/1211794/?ref=app
https://www.sololearn.com/discuss/145446/?ref=app
https://www.sololearn.com/discuss/809145/?ref=app
https://www.sololearn.com/discuss/25805/?ref=app
https://www.sololearn.com/discuss/2329854/?ref=app

Answer 2

https://www.w3schools.com/php/php_mysql_connect.asp