What is meant by ‘passing the variable by value and reference' in php?
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What is the difference between abstract class and interface in php?
How the web server interprets php and interacts with the client?
How is it possible to cast types in php?
What are the different ways to login to a remote server? Explain the means, advantages and disadvantages?
Where is php code written?
What does $_ post mean in php?
How to test if a variable is an array?
What is the role of php?
This question is regarding version control. If two developers are committing the same php file at same time what will happen ? What error it will show (if any) ?
What is a php trait?
Which function is used in php to delete a file?
Explain the installation of PHP on UNIX systems?