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PHP Arrays

PHP Arrays
What will be the output of the following PHP code?
$fruits = array ("apple", "orange", array ("pear", "mango"), "banana");
echo (count($fruits, 1));

6
3
4
5

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PHP Arrays
What will be the output of the following php code?
$states = array("karnataka" => array( "population" => "11,35,000", "captial" => "Bangalore"),"Tamil Nadu" => array( "population" => "17,90,000","captial" => "Chennai") );
echo $states["karnataka"]["population"];

11,35,000
population 11,35,000
karnataka population
karnataka 11,35,000

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PHP Arrays
What will be the output of the following PHP code?
$a = array("a"=>"red", "b"=>"green", "c"=>"blue");
echo array_shift($a);
print_r ($a);

blue
green
none of the mentioned
red

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PHP Arrays
What will be the output of the following PHP code?
$a = array("A", "Cat", "Dog", "A", "Dog");
print_r(array_count_values($a));

Array ( [A] => 2 [Cat] => 2 [Dog] => 1 )
Array ( [A] => 1 [Cat] => 1 [Dog] => 2 )
Array ( [A] => 2 [Cat] => 1 [Dog] => 2 )
Array ( [A] => 2 [Cat] => 1 [Dog] => 1)

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PHP Arrays
What function computes the difference of arrays?

arrays_diff
diff_arrays
diff_array
array_diff

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PHP Arrays
What will be the output of the following PHP code?
$number = array ("4", "hello", 2);
echo (array_sum ($number));

4
6
4hello2
2

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