📊 PHP
Q. Which PHP function is used to check whether a variable is empty?
  • (A) is_null()
  • (B) isset()
  • (C) empty()
  • (D) check()
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✅ Correct Answer: (C) empty()

Explanation: empty() checks whether a variable is empty.

Explanation by: Admin
empty() checks whether a variable is empty.

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