What does the unlink() function means?
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What are getters and setters and why are they important?
What are the difference between echo and print?
how to track no of users logged in?
What does accessing a class via :: means?
How do you match the character ^ at the beginning of the string? - ^^
What are the different methods of passing data or information between two calls of a web page? What are the advantages/disadvantages of these methods?
1.What is application server ? 2.What is web server ? 3.Explain the process of execution of a php file ?
Explain the difference between session and cookies in php?
What is the definition of a session?
what is constructor
What is meant by urlencode and urldecode?
What is singleton class in php?