PHP Arrays
What will be the output of the following PHP code?
$cars = array("Volvo", "BMW", "Toyota");
echo "I like " . $cars[2] . ", " . $cars[1] . " and " . $cars[0] . ".";

I like BMW, Volvo and Toyota
I like Volvo, Toyota and BMW
I like Toyota, BMW and Volvo
I like Volvo, BMW and Toyota

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PHP Arrays
What will be the output of the following PHP code?
$a1 = array("red", "green");
$a2 = array("blue", "yellow");
$a3 = array_merge($a1, $a2);
$a4 = array("a", "b", "c", "d");
$a = array_combine($a4, $a3);
print_r($a);

Array ( [0] => blue [1] => yellow [2] => red [3] => green )
Array ( [a] => red [b] => green [c] => blue [d] => yellow )
Array ( [0] => red [1] => green [2] => blue [3] => yellow )
Array ( [a] => blue [b] => yellow [c] => red [d] => green )

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PHP Arrays
There are three different kind of arrays:

Numeric array, Associative array, Multidimensional array
Numeric array, String array, Multidimensional array
Const array, Associative array, Multidimensional array
Numeric array, Associative array, Dimensional array

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

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

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