📊 PHP
Q. What will be the output?
Code: 
$x = 10;
function foo() {
  echo isset($x) ? 'Yes' : 'No';
}
foo();
  • (A) Yes
  • (B) No
  • (C) Error
  • (D) NULL
💬 Discuss
✅ Correct Answer: (B) No

Explanation: Local scope does not see global variable.

Explanation by: Roshan
Local scope does not see global variable.

💬 Discussion

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