Forked from henrik/yahoo_exchange_rates_jsonp.html
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December 29, 2009 12:12
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Get exchange rate as JSONP via YQL. | |
YQL Console: http://developer.yahoo.com/yql/console | |
Query (USD to SEK): select rate,name from csv where url='http://download.finance.yahoo.com/d/quotes?s=USDSEK%3DX&f=l1n' and columns='rate,name' | |
Example code: | |
<script type="text/javascript"> | |
function getRate(from, to) { | |
var script = document.createElement('script'); | |
script.setAttribute('src', "http://query.yahooapis.com/v1/public/yql?q=select%20rate%2Cname%20from%20csv%20where%20url%3D'http%3A%2F%2Fdownload.finance.yahoo.com%2Fd%2Fquotes%3Fs%3D"+from+to+"%253DX%26f%3Dl1n'%20and%20columns%3D'rate%2Cname'&format=json&callback=parseExchangeRate"); | |
document.body.appendChild(script); | |
} | |
function parseExchangeRate(data) { | |
var name = data.query.results.row.name; | |
var rate = parseFloat(data.query.results.row.rate, 10); | |
alert("Exchange rate " + name + " is " + rate); | |
} | |
getRate("SEK", "USD"); | |
getRate("USD", "SEK"); | |
</script> |
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How can i filter it by date, for example, how to get the yesterday (or previous) rates?
thanks