Program PHP

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Across
  1. 3. Superglobal for form data (method GET)
  2. 4. Superglobal for form data (method POST)
  3. 6. Converts special characters to HTML entities
  4. 9. Finds position of text in a string
  5. 10. Sorts array in descending order
  6. 11. Replaces text in a string
  7. 13. Checks if a variable is set
  8. 14. Sorts array in ascending order
  9. 16. Splits a string into an array
  10. 19. Checks if a variable has no value
Down
  1. 1. Stores small data in user’s browser
  2. 2. Stores session variables
  3. 5. Joins array elements into a string
  4. 7. Converts a string to lowercase
  5. 8. Counts elements in an array
  6. 11. Converts a string to uppercase
  7. 12. Extension for MySQL database
  8. 15. PHP Data Objects for databases
  9. 17. Ends the script and shows a message
  10. 18. Counts the number of characters in a string