CSE :: Functions in PHP
- Which one of the following is the right way of defining a function in PHP?
-
What will happen in this function call?
<?php
function calc($price, $tax)
{
$total = $price + $tax;
}
$pricetag = 15;
$taxtag = 3;
calc($pricetag, $taxtag);
?>
-
What will be the output of the following PHP code?
<?php
function calc($price, $tax="")
{
$total = $price + ($price * $tax);
echo "$total";
}
calc(42);
?>
- Which of the following are valid function names? 1. function() 2. €() 3. .function() 4. $function()
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