Explain what is the static variable in function useful for?
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Explain the value of the variable input is a string 1,2,3,4,5,6,7. How would you get the sum of the integers contained inside input?
What is the difference between php 5 and php 7?
how to install openssl, ISAPI, pdf modules in php 5.2.5 with apache on windows xp.
What is php programming used for?
What is difference between print_r and echo in php?
Explain mixed and callback functions?
What is apache and php?
How does csrf attack work?
How many requests will be send to server and response coming from server when you open a web page (e.g. xyz.php) which has an image tag?
Tell us how to set cookies in php?
How do you create an array in php?
Is php 5.6 secure?