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Question 6 :

What's the difference between include and require?

Answer :

It's how they handle failures. If the file is not found by require(), it will cause a fatal error and halt the execution of the script. If the file is not found by include(), a warning will be issued, but execution will continue.


Question 7 :

How many ways can we get the value of current session id?

Answer :

session_id() returns the session id for the current session.