PHP Arrays
What will be the output of the following PHP code?
$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");
print_r(array_change_key_case($age, CASE_UPPER));

Array ( [peter] => 35 [ben] => 37 [joe] => 43 )
Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 )
Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 )

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PHP Arrays
What will be the output of the following PHP code?
$fruits = array ("apple", "mango", "peach", "pear", "orange");
$subset = array_slice ($fruits, 2);
print_r ($subset);

Array ( [0] => apple [1] => mango )
Array ( [0] => apple [1] => mango [2] => peach )
Array ( [0] => peach )
Array ( [0] => peach [1] => pear [2] => orange )

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