How to fetch data from database and display it in PHP?

Question

How do I get data from a database using php and show it?

The database table has columns, labeled as ID & Number. ID is unique & fix

Answer 1

First get the id of the user(it may given while visiting or based on the details given while visiting)

Then write select query to the table which contains 'number' field.like

SELECT number FROM table1 WHERE table1.ID=IDFromtheuser;