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An example of using functions embedded within functions. (Courtesy apress.com)
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<?php
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function salestax($price,$tax) {
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function convert_pound($dollars, $conversion=1.6) {
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return $dollars * $conversion;
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}
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$total = $price + ($price * $tax);
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echo "Total cost in dollars: $total. Cost in British pounds: ".convert_pound ($total);
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}
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salestax(15.00,.075);
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?>
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