A

Admin • 828.03K Points
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Q. What is the use of the isset() function?

  • (A) To destroy a variable
  • (B) To check if a variable is set
  • (C) To print a variable
  • (D) To include a file
  • Correct Answer - Option(B)
  • Views: 10
  • Filed under category PHP
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Explanation by: Admin
isset() returns true if the variable is set and not NULL.

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