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National_Instruments

200-500 · Question #233

You run the following PHP script: <?php $array1 = array ('a' => 20, 30, 35); $array2 = array ('b' => 20, 35, 30); $array = array_intersect_assoc ($array1, $array2); var_dump ($array); ?> What will…

The correct answer is C. array(0) { }. See the full explanation below for the reasoning.

Question

You run the following PHP script:

<?php $array1 = array ('a' => 20, 30, 35); $array2 = array ('b' => 20, 35, 30); $array = array_intersect_assoc ($array1, $array2); var_dump ($array); ?> What will be the output?

Options

  • AThe script will throw an error message.
  • Barray(3) { ["'a'"]=> int(20) [0]=> int(30) [1]=> int(35) }
  • Carray(0) { }
  • Darray(1) { ["'a'"]=> int(20)}

How the community answered

(45 responses)
  • A
    7% (3)
  • B
    4% (2)
  • C
    71% (32)
  • D
    18% (8)

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