[英]parse xml for node value and save it as variable in php
我試圖將<Host></Host>
的值保存到我的PHP中的一個變量中,出現問題。 這里有很多例子,但似乎沒有一個例子可以幫助我實現一個單一的價值,這使我感到困惑。
<CONFIG application="SAM" version="3.4.2">
<Database>
<Driver>MYSQL</Driver>
<Host>testdomain.com</Host>
<Port>3306</Port>
<Database>SAMDB2</Database>
<Username>root</Username>
<Password>xxxxx</Password>
</Database>
</CONFIG>
任何幫助表示贊賞
使用SimpleXML,這種問題非常容易:
$xml = <<<XML
<CONFIG application="SAM" version="3.4.2">
<Database>
<Driver>MYSQL</Driver>
<Host>testdomain.com</Host>
<Port>3306</Port>
<Database>SAMDB2</Database>
<Username>root</Username>
<Password>xxxxx</Password>
</Database>
</CONFIG>
XML;
# load the string into simpleXML
$sxe = simplexml_load_string($xml);
# echo the host:
echo "Host: " . $sxe->Database->Host . PHP_EOL;
# echo the driver, port no., and database:
echo "Driver: " . $sxe->Database->Driver
. "; Port: " . $sxe->Database->Port
. "; Database: " . $sxe->Database->Database . PHP_EOL;
# save the host as a object
$host = $sxe->Database->Host;
echo "\nhost object: ";
var_dump($host);
# save the host as a string
$host_str = (string)$sxe->Database->Host;
echo "\nhost string: ";
var_dump($host_str);
輸出:
Host: testdomain.com
Driver: MYSQL Port: 3306; Database: SAMDB2
host object: class SimpleXMLElement#3 (1) {
public ${0} =>
string(14) "testdomain.com"
}
host string: string(14) "testdomain.com"
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