Question
What will happen in this function call?
< ?php
function calc($price,$tax)
{
$total = $price + $tax;
}
$pricetag = 15;
$taxtag = 3;
calc($pricetag, $taxtag);
?>
< ?php
function calc($price,$tax)
{
$total = $price + $tax;
}
$pricetag = 15;
$taxtag = 3;
calc($pricetag, $taxtag);
?>
Answer: Option A
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When you pass an argument in the above manner or say we pass 15 and 3 directly, it is called passing by value or call by value.
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