Example of using XmlReader to read XML data in PHP, xmlreaderxml_php tutorial

Source: Internet
Author: User

PHP uses XmlReader to read XML data samples, Xmlreaderxml


There is an XML file with the following content:

Copy the Code code as follows:
<?xml version= "1.0"?>


Simpsons
FOX
8:00AM-5:00pm
30


Law & Order
Nbc
8:00AM-5:00pm
60


Here we use the XmlReader extension to parse and process the file, and XmlReader also has the advantage of reading the data in the form of stream, even though it can still be handled in the face of a very large XML file. Here's how we deal with the above file:

Copy the Code code as follows:
$INDEXURL = ' http://www.xxx.com/xxx.xml ';
$reader = new XMLReader ();
$reader->open ($INDEXURL);
$countElements = 0;

while ($reader->read ()) {
if ($reader->nodetype = = xmlreader::element) {
$nodeName = $reader->name;
}
if ($reader->nodetype = = Xmlreader::text &&!empty ($nodeName)) {
Switch ($nodeName) {
Case ' name ':
$name = $reader->value;
Break
Case ' channel ':
$channel = $reader->value;
Break
Case ' start ':
$start = $reader->value;
Break
Case ' duration ':
$duration = $reader->value;
Break
}
}
}
$reader->close ();

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