Difference between isset() and empty() function in PHP ?

Question

Hi Friends
I know isset() function is used to set the variable in php but I want to know what is the difference between isset() and empty() function in PHP ? Please tell me anyone with an examples ?
Thanks

Satyapriya Nayak · Answer

http://www.java-samples.com/showtutorial.php?tutorialid=891,
http://www.w3resource.com/php/function-reference/empty.php,
http://www.htmlcenter.com/blog/empty-and-isset-in-php/

Dorababu Meka · Answer

Check this article
http://zainal.wordpress.com/2006/04/25/8/