What are the different types of php variables?
What is mysqli_fetch_array?
What kind of things have you done on the social side?
When sessions ends?
How can you get the size of an image in PHP?
How to replace a substring in a given string?
Give the case where we can use get and we can use post methods?
Explain me what is the difference between $_files['userfile']['name'] and $_files['userfile']['tmp_name']?
How do you compare strings in java?
Explain what does the unlink() function means?
What exactly is validating and sanitizing?
What is the difference between using copy() and move() function in PHP file uploading?
What does $_server means?