What is is_null() in php?
What are the two main string operators?
What is csrf token and how will you add csrf token in ajax?
Is strcmp case sensitive?
Tell me how can we automatically escape incoming data?
Why does sql injection happen?
How to check a variable is array or not in php?
What is htmlentities function in php?
What is php built on?
Explain a resource?
Is it possible to destroy a cookie?
Is apache needed for php?
What is polymorphism in php?
Is jquery better than javascript?
How to delete an element from an array?