In this recipe, we will see how to convert currencies using Ajax and PHP. In this example, we will use the API provided by foxrate.org. Forxrate.org has provided the web services in the XML-RPC format. We consumed an XML-RPC web service in this example.
Foxrate.org's currency convertor API is located at: http://foxrate.org/rpc/. The method name for the XML-RPC call is foxrate.currencyConvert. The parameters that can be passed to this function are:
From currency – This is the code of the currency in which original currency amount is in. Examples can be USD or GBP. The list of currency codes of currencies can be found here: http://en.wikipedia.org/wiki/ISO_4217.
Targetted currency – This is the currency code of the targeted currency to which the amount needs to be converted.
Amount – The third parameter to the method call is the amount that needs to be converted from the original currency to the targeted currency.
Now, let's look at what the...