A collection of common functions for PHP XML _php tutorial

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->hasattribute ()

Role: Detecting whether a property exists

Usage: Domelement->hasattribute (string name)

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->hasattributes ()

Role: Checking for attributes

Usage: domnode->hasattributes ()

Parameters: None

Returns: TRUE if successful, or FALSE if unsuccessful.

S, Domnode->haschildnodes ()

Role: Detects if there are child nodes

Usage: domnode->haschildnodes ()

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->hasattributes;

Role: Detecting whether there are attributes

E, Xmlreader->hasvalue;

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.

http://www.bkjia.com/PHPjc/372009.html www.bkjia.com true http://www.bkjia.com/PHPjc/372009.html techarticle 1. DOM function A, domdocument-load () function: Load XML File Usage: domdocument-load (string filename) parameter: Filename,xml file; Returns: TRUE if successful Failed ...

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