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What is the main purpose of calling session_destroy() in PHP?

easy📝 Conceptual Q11 of 15
PHP - Sessions and Cookies
What is the main purpose of calling session_destroy() in PHP?
ATo end the current session and delete all session data on the server
BTo start a new session
CTo clear only the session cookie on the client side
DTo reset the session ID without deleting data
Step-by-Step Solution
Solution:

  1. Step 1: Understand what session_destroy() does

    This function ends the current session and removes all session data stored on the server.

  2. Step 2: Compare with other session functions

    Functions like session_start() start a session, and session_unset() clears session variables but does not end the session.

  3. Final Answer:

    To end the current session and delete all session data on the server -> Option A

  4. Quick Check:

    session_destroy() ends session = B [OK]
Quick Trick: session_destroy() ends session and clears data [OK]
Common Mistakes:
  • Confusing session_destroy() with session_unset()
  • Thinking session_destroy() resets session ID
  • Assuming session_destroy() clears client cookies only

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