How to hide PHP errors?

[ahmed42]

when i try to open localhost its says
Notice: Undefined index: page in D:\xampp\htdocs\install.php on line 40

Notice: Undefined index: page in D:\xampp\htdocs\install.php on line 52

Notice: Undefined index: page in D:\xampp\htdocs\install.php on line 63

 

[sn3ejk]

You have to add this code to the file install.php

error_reporting(0);