Something you should know about PHP

Something you should know about PHP

PHP session timeout : Typically the default is 24 minutes (1440 seconds)

Total Super Global Variables In PHP : 8

In PHP: == Operator checks only value of variables whereas === operator check’s value as well as data type of the variable.

PHP Handles XML through the expat c library

In PHP, the word “and” is used as an operator.

To check whether your script has already sent headers then headers_sent() function can be used.

To work with remote files in PHP you need to enable allow_url_fopen