How to invoke a user function?
Tell me how can we determine whether a php variable is an instantiated object of a certain class?
What is the difference between array_pop() and array_push()?
How is csrf token generated?
How to find current date and time?
Is age a variable in research?
How do you execute a php script from the command line?
Explain mysql_error().
What is the difference between md5(), crc32() and sha1() crypto on php?
What is the difference between php 5 and php 7?
Which is the latest version of php?
How to upload file in php?
Which function would you use to merge two arrays in php?