Function reference • xml2

Read and write documents

read_xml() read_html(): Read HTML or XML.

write_xml() write_html(): Write XML or HTML to disk.

download_xml() download_html(): Download a HTML or XML file

Class coercion

as_list(): Coerce xml nodes to a list.

as_xml_document(): Coerce a R list to xml nodes.

URL manipulation

url_absolute() url_relative(): Convert between relative and absolute urls.

url_escape() url_unescape(): Escape and unescape urls.

url_parse(): Parse a url into its component pieces.

Create and modify and document

xml_new_document() xml_new_root(): Create a new document, possibly with a root node

xml_replace() xml_add_sibling() xml_add_child() xml_add_parent() xml_remove(): Modify a tree by inserting, replacing or removing nodes

xml_attr() xml_has_attr() xml_attrs() `xml_attr<-`() xml_set_attr() `xml_attrs<-`() xml_set_attrs(): Retrieve an attribute.

xml_name() `xml_name<-`() xml_set_name(): The (tag) name of an xml element.

xml_set_namespace(): Set the node's namespace

xml_text() `xml_text<-`() xml_set_text() xml_double() xml_integer(): Extract or modify the text

xml_cdata(): Construct a cdata node

xml_comment(): Construct a comment node

xml_dtd(): Construct a document type definition

xml_ns_strip(): Strip the default namespaces from a document

Search and navigate a document

xml_find_all() xml_find_first() xml_find_num() xml_find_int() xml_find_chr() xml_find_lgl(): Find nodes that match an xpath expression.

xml_attr() xml_has_attr() xml_attrs() `xml_attr<-`() xml_set_attr() `xml_attrs<-`() xml_set_attrs(): Retrieve an attribute.

xml_path(): Retrieve the xpath to a node

Inspect a document

xml_ns() xml_ns_rename(): XML namespaces.

xml_ns_strip(): Strip the default namespaces from a document

xml_children() xml_child() xml_contents() xml_parents() xml_siblings() xml_parent() xml_length() xml_root(): Navigate around the family tree.

xml_structure() html_structure(): Show the structure of an html/xml document.

xml_type(): Determine the type of a node.

xml_url(): The URL of an XML document

xml_validate(): Validate XML schema

Utilities

xml_serialize() xml_unserialize(): Serializing XML objects to connections.

xml2_example(): Get path to a xml2 example