Php

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Across
  1. 2. - Confirms if the type of a variable is a string.
  2. 4. - Sorts an associative array in ascending order according to the value.
  3. 6. - Sorts an indexed array in ascending order.
  4. 8. - Sorts an associative array in descending order based on the value.
  5. 9. - Finds out if you can call the contents of a variable as a function.
  6. 11. - Decides if the variable type is float.
  7. 12. - Retrieves the variable type.
  8. 14. - Dumps info about a variable.
  9. 15. - Move the internal array pointer backwards.
Down
  1. 1. - Checks if a variable is an array.
  2. 3. - Define name, value, true/false.
  3. 5. - Finds if a variable has been set and is not NULL.
  4. 7. - Count all elements in an array, you can also use size.
  5. 9. - Checks if a value exists in an arraykey.
  6. 10. - Assigns variables as if they were an array.
  7. 13. - Empty finds if a variable is empty or not.