Explain include(), include_once, require() and require_once?
What Is a Persistent Cookie?
What is api used for?
How to get number of elements in an array?
What is reference variable php?
What type of operation is needed when passing values through a form or an url?
What does $globals means?
What is empty php?
Tell me what is the use of the function htmlentities?
How to check an element is exists in array or not in php?
What does == mean in php?
Which is better session or cookie?
How to upload file in php?
How to download and install php for windows?
What does trim () do in javascript?