A

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Q. Which of the following is used to check if a variable is set?

  • (A) isset()
  • (B) defined()
  • (C) check()
  • (D) set()
  • Correct Answer - Option(A)
  • Views: 22
  • Filed under category PHP
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Explanation by: Admin

isset() checks whether a variable is set and is not null.

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