A collection of common functions for PHP XML (more detailed)

1. DOM functions

A, Domdocument-<load ()
Role: Loading an XML file
Usage: domdocument-<load (string filename)
Parameters: Filename,xml file;
Returns: TRUE if successful, or FALSE if unsuccessful.

B, Domdocument-<loadxml ()
Role: Loading XML code
Usage: Domdocument-<loadxml (string source)
Parameters: source XML code;
Returns: TRUE if successful, or FALSE if unsuccessful.

C, Domdocument-<getelementsbytagname_r ()
Function: Search by tag name
Usage: Domdocument-<getelementsbytagname_r (string name)
Parameters: Name, tag names;
Returns: The new Domnodelist object.

D, Domdocument-<getelementbyid ()
Function: Search by tag name
Usage: Domdocument-<getelementbyid (string elementid)
Parameters: ElementID, tag ID;
Returns: The new Domnodelist object.

E, domdocument-<createelement_x_x ()
Role: Create labels
Usage: domdocument-<createelement_x_x (string name [, String value])
Parameters: Name, tag names, value, only;
Returns: The new DomElement object with a failure of false.

F, Domdocument-<createtextnode ()
Role: Creating a text node
Usage: Domdocument-<createtextnode (string content)
Parameters: content, contents;
Returns: The new Domtext object with a failure of false.

H, Domdocument-<createcdatasection ()
Role: Creating CDATA Nodes
Usage: domdocument-<createcdatasection (string data)
Parameters: data, content;
Returns: The new Domcdatasection object with a failure of false.

I, Domdocument-<createattribute ()
Role: Create Tag Properties
Usage: Domdocument-<createattribute (string name)
Parameters: Name, property names;
Returns: The new Domattr object with a failure of false.

J, Domdocument-<validate ()
Role: Validate XML code
Usage: domdocument-<validate ()
Parameters: None
Returns: TRUE if successful, or FALSE if unsuccessful.

K, Domdocument-<save ()
Role: Save XML code to XML file
Usage: domdocument-<save (string filename)
Parameters: Filename,xml file;
Returned: The XML character length was returned successfully, and the failure returned false.

L, Domdocument-<savexml ()
Role: Saving XML code
Usage: domdocument-<savexml ([Domnode node [, int options]])
Parameters: Node,domnode;
Returned: The XML returned successfully, and the failure returned false.

M, Domelement-Role: Detecting whether a property exists
Usage: Domelement-Parameters: Name, property names;
Returns: TRUE if successful, or FALSE if unsuccessful.

N, Domelement-<getattribute ()
Function: Gets the property value
Usage: Domelement-<getattribute (string name)
Parameters: Name, property names;
Returned: The property value was returned successfully, and the failure returned null.

O, Domelement-<getattribute ()
Function: Gets the property value
Usage: Domelement-<getattribute (string name)
Parameters: Name, property names;
Returned: The property value was returned successfully, and the failure returned null.

P, Domelement-<setattribute ()
Role: Setting Property values
Usage: Domelement-<setattribute (string name, String value)
Parameters: Name, property name, value, property value
Returns: TRUE if successful, or FALSE if unsuccessful.

Q, Domnode-<appendchild ()
Role: Link a child node to the parent node
Usage: domnode-<appendchild (Domnode newnode)
Parameters: NewNode, new node;
Returned: The new node was successfully returned, and the failure returned null.

R, Domnode-Role: Checking for attributes
Usage: domnode-Parameters: None
Returns: TRUE if successful, or FALSE if unsuccessful.

S, Domnode-Role: Detects if there are child nodes
Usage: domnode-Parameters: None
Returns: TRUE if successful, or FALSE if unsuccessful.

T, Domnode-<insertbefore ()
Function: Inserts a node into the DOM tree, positioned before a node
Usage: Domnode-<insertbefore (Domnode newnode [, Domnode Refnode])
Parameters: NewNode, new Node;refnode, reference node
Returned: Successfully returned new node, failed to return null.

U, Domnode-<removechild ()
Role: Delete child nodes
Usage: domnode-<removechild (domnode OldNode)
Parameters: OldNode, sub-node;
Return: Successfully returned a child node, failed to return null.

V, Domnode-<replacechild ()
Role: Update child nodes
Usage: domnode-<replacechild (domnode newnode, Domnode OldNode)
Parameters: NewNode, new Node;oldnode, old node
Return: OldNode returned successfully, failed to return null.

————————-Domnode Property ———————————— –

A, Domnode-<nodetype
Function: Gets the node type

B, Domnode-<nodename
Role: Gets the node name

C, Domnode-<nodevalue
Role: Get node content

D, Domnode-<textcontent
Role: Get node content

E, Domnode-<parentnode
Function: Gets the node parent node

F, Domnode-<childnodes
Role: Get node nodes

G, Domnode-<firstchild
Function: Gets the first child node of the node

H, Domnode-<lastchild
Function: Gets the last child node of a node

2, XMLReader

A, Xmlreader::xml
Role: Loading XML strings
Usage: xmlreader::xml (string source [, string encoding [, int options]])
Parameters: Source,xml string;encoding,document encoding or NULL
Returns: TRUE if successful, or FALSE if unsuccessful.

B, Xmlreader::open
Role: Loading an XML file
Usage: xmlreader::open (string URL [, string encoding [, int options]])
Parameters: URL, link to XML, encoding,document encoding or NULL
Returns: TRUE if successful, or FALSE if unsuccessful.

C, Xmlreader::read
Function: Reads the XML and advances the parser to the next tag
Usage: xmlreader::read (), traversing the entire document in the while loop
Parameters: NULL
Returns: TRUE if successful, or FALSE if unsuccessful.

D, Xmlreader::getattribute
Role: Get Properties
Usage: Xmlreader::getattribute (string name)
Parameter: Name, property name
Returns: Returns the property value if successful, or FALSE if it fails.

E, Xmlreader::isvalid
Role: Verifying that XML is legitimate
Usage: xmlreader::isvalid ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

F, Xmlreader::movetoattribute
Action: Moves the focus to the indicated attribute
Usage: Xmlreader::movetoattribute (string name)
Parameter: Name, property name
Returns: True if successful, or FALSE if unsuccessful.

G, Xmlreader::movetofirstattribute
Action: Moves the focus to the first attribute
Usage: Xmlreader::movetofirstattribute ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

H, Xmlreader::movetonextattribute
Action: Move focus to the next attribute
Usage: Xmlreader::movetonextattribute ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

I, xmlreader::movetoelement
Action: Move focus to parent node's current property
Usage: xmlreader::movetoelement ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

J, Xmlreader::close
Function: Turn off XML input
Usage: xmlreader::close ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

———————-Constant ———————— –

Xmlreader::none = 0;
Xmlreader::element = 1;
Xmlreader::attribute = 2;
Xmlreader::text = 3;
Xmlreader::cdata = 4;
Xmlreader::entity_ref = 5;
Xmlreader::entity = 6;
XMLReader::P i = 7;
Xmlreader::comment = 8;
XMLReader::D oc = 9;
XMLReader::D oc_type = 10;
XMLReader::D oc_fragment = 11;
Xmlreader::notation = 12;
Xmlreader::whitespace = 13;
Xmlreader::significant_whitespace = 14;
Xmlreader::end_element = 15;
xmlreader::end_entity = 16;
Xmlreader::xml_declaration = 17;
XMLREADER::LOADDTD = 1;
XMLReader::D efaultattrs = 2;
Xmlreader::validate = 3;
Xmlreader::subst_entities = 4;

———————— Property —————————— –

A, xmlreader-<attributecount;
Function: Number of attributes

b, Xmlreader-<baseuri;
Function: URL of the node

C, xmlreader-<depth;
Role: Number of layers in a node tree

D, Xmlreader-Role: Detecting whether there are attributes

E, Xmlreader-Function: Whether there is a value

F, xmlreader-<isemptyelement;
Function: Whether it is an empty label

G, Xmlreader-<localname;
Function: Label Internal clear

h, Xmlreader-<name;
Role: Label name

I, Xmlreader-<nodetype;
Role: Node type

J, Xmlreader-<value;
Function: Node text content

3, XMLWriter

A, Xmlwriter::openuri
Role: Create a new XmlWriter from the URL output code
Usage: Xmlwriter::openuri (string uri)
Parameters: URL XML address
Returns: True if successful, or FALSE if unsuccessful.

B, xmlwriter::setindentstring
Function: Set indent characters
Usage: xmlwriter::setindentstring (string indentstring)
Parameter: indentstring indent character
Returns: True if successful, or FALSE if unsuccessful.

C, xmlwriter::setindent
Function: Set indent switch
Usage: xmlwriter::setindent (bool indent)
Parameter: Indent indent or not
Returns: True if successful, or FALSE if unsuccessful.

D, Xmlwriter::startdocument
Role: Set the document Start tab
Usage: xmlwriter::startdocument ([String version [, string encoding [, string standalone]])
Parameters: Version, edition, encoding, encoding; standalone, Independent
Returns: True if successful, or FALSE if unsuccessful.

E, xmlwriter::enddocument
Role: Set document END tag
Usage: xmlwriter::enddocument ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

F, Xmlwriter::startdtd
Role: Set the DTD start tag
Usage: XMLWRITER::STARTDTD (string QualifiedName [, String publicid [, String SystemID])
Parameter: qualifiedname, name; Publicid,piublic;systemid,system
Returns: True if successful, or FALSE if unsuccessful.

G, XMLWRITER::ENDDTD
Role: Set the DTD end tag
Usage: XMLWRITER::ENDDTD ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

H, Xmlwriter::startelement
Role: Set start tag
Usage: xmlwriter::startelement (string name)
Arguments: Name, label name
Returns: True if successful, or FALSE if unsuccessful.

I, xmlwriter::endelement
Function: Set end tag
Usage: xmlwriter::endelement ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

J, Xmlwriter::startcdata
Role: Set start tag
Usage: xmlwriter::startcdata ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

K, Xmlwriter::endcdata
Function: Set end tag
Usage: xmlwriter::endcdata ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

L, Xmlwriter::writeattribute
Role: Write Tag properties
Usage: Xmlwriter::writeattribute (string name, String value)
Parameters: Name, property name, value, property value
Returns: True if successful, or FALSE if unsuccessful.

M, xmlwriter::writeelement
Role: Write Tag properties
Usage: xmlwriter::writeelement (Resource XMLWriter, string name, string content)
Parameters: Xmlwriter,xml resource; name, tag name; value, text value
Returns: True if successful, or FALSE if unsuccessful.

N, Xmlwriter::writecdata
Role: Write Tag properties
Usage: Xmlwriter::writecdata (resource XMLWriter, string content)
Parameters: Xmlwriter,xml resource; value, text value
Returns: True if successful, or FALSE if unsuccessful.

O, Xmlwriter::text
Function: Write text
Usage: Xmlwriter::text (string content)
Parameters: Content, text value
Returns: True if successful, or FALSE if unsuccessful.

P, Xmlwriter::flush
Role: Emptying the cache
Usage: Xmlwriter::flush ()
Parameters: None
Returns: True if successful, or FALSE if unsuccessful.

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A collection of common functions for PHP XML (more detailed)