📊 PHP
Q. What will be the output?
Code: 
function foo() {
  static $x = 0;
  $x++;
  return $x;
}
echo foo() . foo();
  • (A) 11
  • (B) 12
  • (C) 22
  • (D) Error
💬 Discuss
✅ Correct Answer: (B) 12

Explanation: Static variable retains value across calls.

Explanation by: Roshan
Static variable retains value across calls.

💬 Discussion

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