PHP Functions
What will be the output of the following PHP code?
$str = "Hello world. It's a beautiful day.";
print_r (explode(" ",$str));

Array ( [0] => Hello [1] => world. [2] => It’s [3] => a [4] => beautiful [5] => day. )
Array ( [0] => Hello [0] => world. [0] => It’s [0] => a [0] => beautiful [0] => day. )
Hello world. It’s a beautiful day
Array ( [1] => Hello [2] => world. [3] => It’s [4] => a [5] => beautiful [6] => day. )

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PHP Functions
What will be the output of the following PHP code?
function addFunction($num1, $num2) {
$sum = $num1 + $num2;
return $sum;
}
$return_value = addFunction(10, 20);
echo "Returned value from the function : $return_value"

Error
Returned value from the function : 30
Returned value from the function : $return_value
Returned value from the function :

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