A

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Q. What does the function isset do in PHP?

  • (A) Checks if a variable is set and is not null
  • (B) Deletes a variable
  • (C) Assigns a value
  • (D) Checks the type of a variable
  • Correct Answer - Option(A)
  • Views: 30
  • Filed under category PHP
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Explanation by: Admin

isset returns true if a variable is defined and is not null

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