PHP Arrays
What will be the output of the following PHP code?
$place = array("NYC", "LA", "Paris");
array_pop($place);
$place1 = array("Paris");
$place = array_merge($place, $place1);
print_r($place);

None of the mentioned
Array ( [0] => NYC [1] => LA [2] => Paris [3] => Paris )
Array ( [0] => NYC [1] => LA [2] => Paris)
Array ( [0] => LA [1] => Paris [2] => Paris )

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PHP Arrays
What will be the output of the following PHP code ?
$age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21");
array_change_key_case($age, CASE_UPPER);
array_pop($age);
print_r($age);

Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 )
Array ( [Harry] => 21 [Ron] => 23 )
Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 )
Array ( [HARRY] => 21 [RON] => 23 )

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