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Warum rundet PHP meine Zahlen ab?PHP-Rundung Wechselkurskonvertierungen
Ich brauche genauere Ergebnisse, keine Abrundung der Zahlen, wie erreiche ich das?
Hier ist der Code;
/// Get Exchange Rates
$exchange_rates = "exchange_rates.xml";
if(time()-filemtime($exchange_rates)>24*3600){
$dom = new DOMDocument();
$dom->load('http://www.floatrates.com/daily/gbp.xml');
$dom->save($exchange_rates);
}
/// Work with the following Exchange Rates
$exchange_rates_required = array("AUD","EUR","USD","CAD","JPY","SEK","NOK");
/// Loop through remaining currencies and convert figure
if(file_exists($exchange_rates)){
$exchange_rates_xml = simplexml_load_file($exchange_rates);
foreach($exchange_rates_xml as $val){
if(in_array($val->targetCurrency,$exchange_rates_required)){
$price = 10.00;
$rate = $val->exchangeRate;
echo $price . "\t " . $rate . "\t" . ($rate*$price) . "\n";
}
}
}
Daten;
USD 10 1.24658358 10
EUR 10 1.17132961 10
CAD 10 1.67421309 10
AUD 10 1.68093433 10
JPY 10 138.04769510 1380
NOK 10 10.62606016 100
SEK 10 11.47199056 110