PHP - XML Reader Functions

Quiz

XMLReader extension is used to read/retrieve the contents of an XML document i.e. using the methods of the XMLReader class you can read each node of an XML document.

Installation

This extension enable by default. Default command line for disable at compile time is --disable-xml.

Runtime Configuration

This extension has no configuration directives defined in php.ini.

List of Functions

PHP − indicates the earliest version of PHP that supports the function.

Sr.No	Function & Description	PHP
1	XMLReader::close This function is used to close the current XMLReader object.	5
2	XMLReader::expand This function returns the copy of current node as DOM object.	5
3	XMLReader::getAttribute This function is used to retrieve the value of a named attribute.	5
4	XMLReader::getAttributeNo This function is used to retrieve the value of an attribute by index.	5
5	XMLReader::getAttributeNs This function is used to retrieve the value of an attribute by name and URI.	5
6	XMLReader::getParserProperty This Is used to determine whether a property has been set.	5
7	XMLReader::isValid This Is used to determine whether the parsed XML document is valid.	5
8	XMLReader::lookupNamespace This function is used to lookup a namespace for a prefix.	5
9	XMLReader::moveToAttribute This function moves the cursor to the an attribute of the current element based on the given name.	5
10	XMLReader::moveToAttributeNo This function moves the cursor to the an attribute of the current element based on number.	5
11	XMLReader::moveToAttributeNs This function moves the cursor to a named attribute of the current element.	5
12	XMLReader::moveToElement This function moves the cursor to the parent element of the current attribute.	5
13	XMLReader::moveToFirstAttribute This function moves the cursor to the first attribute of the current element.	5
14	XMLReader::moveToNextAttribute This function moves the cursor to the next attribute of the current element.	5
15	XMLReader::next It used to skip the sub trees and moves to the next nodes.	5
16	XMLReader::open It used to set the XML in a file (URI) to parse.	5
17	XMLReader::read It used to move the pointer to the next node in the XML document.	5
18	XMLReader::readInnerXml It used to retrieve an XML element from the current node.	5
19	XMLReader::readOuterXml It used to retrieve the XML element from the current node (including itself).	5
20	XMLReader::readString It used to read the contents of a node as string.	5
21	XMLReader::setParserProperty It used to set the function properties.	5
22	XMLReader::XML This sets the XML data to parse.	5

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