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

Array ( [0] => green [1] => blue )
Array ( [0] => blue [1] => blue )
Array ( [0] => red [1] => blue )
Array ( [0] => red [1] => green )

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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);

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

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PHP Arrays
What will be the output of the following PHP code?
$a1 = array("red", "green");
$a2 = array("blue", "yellow");
print_r(array_merge($a1, $a2));

Array ( [0] => blue [1] => yellow [2] => red [3] => green )
Array ( [0] => red [1] => green [2] => blue [3] => yellow )
Array ( [0] => red [1] => green)
Array ( [0] => blue [1] => yellow )

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