PHP - Sessions and Cookies
You want to store a user's preferred language in a session and retrieve it on another page. Which code snippet correctly does this?
You want to store a user's preferred language in a session and retrieve it on another page. Which code snippet correctly does this?
hard📝 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Correct order to start session and assign variable
Callsession_start()first, then assign$_SESSION['lang'].Step 2: Check other options
<?php $_SESSION['lang'] = 'English'; session_start(); ?> assigns before starting session (wrong order), <?php session_destroy(); $_SESSION['lang'] = 'English'; ?> destroys session before assignment, <?php setcookie('lang', 'English'); ?> uses cookie instead of session.Final Answer:
Start session first, then assign $_SESSION variable -> Option BQuick Check:
session_start() before $_SESSION assignment [OK]
Quick Trick: Always start session before setting session variables [OK]
Common Mistakes:
- Assigning $_SESSION before session_start()
- Destroying session before assignment
- Confusing cookies with sessions
Master "Sessions and Cookies" in PHP
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