PHP - mktime(), strtotime() and Get Time Zone Functions

PHP - mktime(), strtotime() and Get Time Zone Functions: There are several date and time functions in PHP which helps you to get/set your correct timezone, get current date and time from the server as a unix timestamp and also enables you to convert a readable string to a date or time. The date and time functions which are named above are mentioned and explained in this tutorial: 

http://www.inspirationblogs.com/coding/php-get-time-zone-mktime-and-strtotime-functions/