What will be the output of the following PHP code ?<?php$p = 15;$q = 25;function calc(){ $q = $GLOBALS['p'] + $GLOBALS['q'];} calc();echo $q;?>

What will be the output of the following PHP code ?<?php$p = 15;$q = 2

1.	What will be the output of the following PHP code ? <?php $p = 15; $q = 25; function calc() { $q = $GLOBALS['p'] + $GLOBALS['q']; } calc(); echo $q; ?>
A.	Error
B.	15
C.	25
D.	Nothing
E.	None of these
Answer» D. Nothing

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What will be the output of the following PHP code ?<?php$p = 15;$q = 25;function calc(){ $q = $GLOBALS['p'] + $GLOBALS['q'];} calc();echo $q;?>

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What will be the output of the following PHP code ?
<?php
$p = 15;
$q = 25;
function calc()
{
$q = $GLOBALS['p'] + $GLOBALS['q'];
}
calc();
echo $q;
?>