Element-class {xmlr}

Element, A reference class representing an XML tag

Description

An XML element. Methods allow the user to get and manipulate its child elements and content, directly access the element's textual content, and manipulate its attributes.

Usage

## S4 method for signature 'Element'
as.vector(x)

## S4 method for signature 'Element'
as.character(x)

Arguments

x

the object to convert

Methods (by generic)

• as.vector: as.vector(Element)

• as.character: as.character(Element)

Fields

name

The local name of the element

contentList

all the children of this element

attributeList

a list of all the attributes belonging to this element

Methods

addAttributes(attributes)

Add the supplied attributes to the attributeList of this Element

addContent(content)

Appends the child to the end of the content list. return the parent (the calling object)

contentIndex(content)

Find the position of the content in the contentList or -1 if not found

getAttribute(name)

Get an attribute value

getAttributes()

Get the list of attributes

getChild(name)

Return the first child element matching the name

getChildren()

Get all the child Elements belong to this Element

getContent()

Returns the full content of the element as a List that may contain objects of type Text, Element, Comment, ProcessingInstruction, CDATA, and EntityRef

getName()

Return the name of this Element

getText()

Return the text content of this element if any

hasAttributes()

return TRUE if this element has any attributes, otherwise FALSE

hasChildren()

Return TRUE if this element has any child Element nodes

hasContent()

return TRUE if this element has any content, otherwise FALSE

hasText()

Return TRUE if this element has a Text node

removeContent(content)

Remove the specified content from this element

removeContentAt(index)

Remove the content at the given index and return the content that was removed

setAttribute(name, value)

Add or replace an attribute, parameters will be converted to characters

setAttributes(attributes)

Replace the attributes with this named list, NULL or empty list will remove all attributes, all values will be converted to characters

setName(name)

Set the name of this Element

setText(text)

Replace all content with the text supplied