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system/vendor/moneyphp/money/src/Currencies.php

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+<?php
+
+namespace Money;
+
+use Money\Exception\UnknownCurrencyException;
+
+/**
+ * Implement this to provide a list of currencies.
+ *
+ * @author Mathias Verraes
+ */
+interface Currencies extends \IteratorAggregate
+{
+    /**
+     * Checks whether a currency is available in the current context.
+     *
+     * @return bool
+     */
+    public function contains(Currency $currency);
+
+    /**
+     * Returns the subunit for a currency.
+     *
+     * @return int
+     *
+     * @throws UnknownCurrencyException If currency is not available in the current context
+     */
+    public function subunitFor(Currency $currency);
+}