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| <?php
function Google_Calculator($query)
{
$matches = array();
if (preg_match('~<b>.+? = (.+?)</b></h2>~', file_get_contents('http://www.google.com/search?q=' . urlencode($query)), $matches) > 0)
{
if (array_key_exists(1, $matches) === true)
{
return $matches[1];
}
}
return false;
}
?> | |
Usage:
| <?php
Google_Calculator('2 + 2'); // 4
Google_Calculator('5 + 5 * 10'); // 55
Google_Calculator('(5 + 5) * 10'); // 100
Google_Calculator('1 USD to EUR'); // 0.768816791 Euros
Google_Calculator('1 EUR to USD'); // 1.3007 U.S. dollars
Google_Calculator('the answer to life, the universe and everything'); // 42
?> | |
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