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National_Instruments

200-500 · Question #118

How do you allow the caller to submit a variable number of arguments to a function?

The correct answer is B. Using a prototype like function test() and the function func_get_args() inside the function body. See the full explanation below for the reasoning.

Question

How do you allow the caller to submit a variable number of arguments to a function?

Options

  • AUsing a prototype like function test(... $parameters).
  • BUsing a prototype like function test() and the function func_get_args() inside the function body.
  • CUsing a prototype like function test($parameters[]).
  • DUsing a prototype like function test() and the function get_variable_args() inside the function
  • EThis is not possible in PHP.

How the community answered

(16 responses)
  • B
    81% (13)
  • C
    13% (2)
  • D
    6% (1)

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Full 200-500 Practice