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What is the main difference between == and === in PHP?

easy📝 Conceptual Q11 of 15
PHP - Type Handling
What is the main difference between == and === in PHP?
A<code>==</code> compares values after type conversion, <code>===</code> compares value and type exactly
B<code>==</code> compares only types, <code>===</code> compares only values
C<code>==</code> is used for assignment, <code>===</code> is used for comparison
D<code>==</code> compares memory addresses, <code>===</code> compares values
Step-by-Step Solution
Solution:
  1. Step 1: Understand loose comparison

    Loose comparison (==) converts types if needed and then compares values.
  2. Step 2: Understand strict comparison

    Strict comparison (===) checks both value and type without conversion.
  3. Final Answer:

    == compares values after type conversion, === compares value and type exactly -> Option A
  4. Quick Check:

    Loose == vs Strict === = == compares values after type conversion, === compares value and type exactly [OK]
Quick Trick: Remember: === means exactly equal type and value [OK]
Common Mistakes:
  • Thinking == compares types only
  • Confusing assignment (=) with comparison (==)
  • Assuming === converts types before comparing

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