XML/DOM serialization
You are encouraged to solve this task according to the task description, using any language you may know.
Create a simple DOM and having it serialize to:
<?xml version="1.0" ?> <root> <element> Some text here </element> </root>
D
<lang d> module xmltest ;
import std.stdio ; import std.xml ;
void main() {
auto doc = new Document("root") ;
//doc.prolog = q"/<?xml version="1.0"?>/" ; // default
doc ~= new Element("element", "Some text here") ; writefln(doc) ;
// output: <?xml version="1.0"?><root><element>Some text here</element></root> } </lang>
E
This makes use of XML libraries provided with Java.
def document := <unsafe:javax.xml.parsers.makeDocumentBuilderFactory> \ .newInstance() \ .newDocumentBuilder() \ .getDOMImplementation() \ .createDocument(null, "root", null) def root := document.getDocumentElement() root.appendChild( def element := document.createElement("element")) element.appendChild( document.createTextNode("Some text here")) println(document.saveXML(root))
(On the use of <unsafe>: The class has not yet been reviewed for E safety, so <import:...makeDocumentBuilderFactory> is not yet allowed. The review would probably be straightforward.)
Forth
include ffl/dom.fs \ Create a dom variable 'doc' in the dictionary dom-create doc \ Add the document root with its version attribute dom.document doc dom-append-node s" version" s" 1.0" dom.attribute doc dom-append-node \ Add root and element doc dom-parent 2drop s" root" dom.element doc dom-append-node s" element" dom.element doc dom-append-node \ Add the text s" Some text here" dom.text doc dom-append-node \ Convert the document to a string and print doc dom-write-string [IF] type cr [THEN]
Groovy
import groovy.xml.MarkupBuilder def writer = new StringWriter() << '<?xml version="1.0" ?>\n' def xml = new MarkupBuilder(writer) xml.root() { element('Some text here' ) } println writer
JavaScript
DOM
<lang javascript> var doc = document.implementation.createDocument( null, 'root', null ); var root = doc.documentElement; var element = doc.createElement( 'element' ); root.appendChild( element ); element.appendChild( document.createTextNode('Some text here') ); var xmlString = new XMLSerializer().serializeToString( doc ); </lang>
E4X
<lang javascript> var xml = <root>
<element>Some text here</element>
</root>; var xmlString = xml.toXMLString(); </lang>
E4X — with processing instruction
<lang javascript> XML.ignoreProcessingInstructions = false; var xml = <?xml version="1.0"?> <root>
<element>Some text here</element>
</root>; var xmlString = xml.toXMLString(); </lang>
Perl
<lang perl> use XML::Simple; print XMLout( { root => { element => "Some text here" } }, NoAttr => 1, RootName => "" ); </lang>
Output:
<root> <element>Some text here</element> </root>
<lang perl> use XML::DOM::BagOfTricks qw(createDocument createTextElement);
my ($doc, $root) = createDocument('root'); $root->appendChild(
createTextElement($doc, 'element', 'Some text here')
); print $doc->toString; </lang>
Output:
<root><element>Some text here</element></root>
<lang perl> use XML::LibXML;
$xml = XML::LibXML::Document->new('1.0'); $node = $xml->createElement('root'); $xml->setDocumentElement($node); $node2 = $xml->createElement('element'); $text = $xml->createTextNode('Some text here'); $node2->addChild($text); $node->appendWellBalancedChunk('text'); $node->addChild($node2);
print $xml->toString; </lang>
Output:
<?xml version="1.0"?> <root>text<element>Some text here</element></root>
PHP
<lang php> <?php $dom = new DOMDocument();//the constructor also takes the version and char-encoding as it's two respective parameters $dom->formatOutput = true;//format the outputted xml $root = $dom->createElement('root'); $element = $dom->createElement('element'); $element->appendChild($dom->createTextNode('Some text here')); $root->appendChild($element); $dom->appendChild($root); $xmlstring = $dom->saveXML(); </lang>
Python
<lang python> from xml.dom.minidom import getDOMImplementation
dom = getDOMImplementation() document = dom.createDocument(None, "root", None)
topElement = document.documentElement firstElement = document.createElement("element") topElement.appendChild(firstElement) textNode = document.createTextNode("Some text here") firstElement.appendChild(textNode)
xmlString = document.toprettyxml(" " * 4) </lang>
<lang python> from xml.etree import ElementTree as et
root = et.Element("root") et.SubElement(root, "element").text = "Some text here" xmlString = et.tostring(root) </lang>
Ruby
<lang ruby> require("rexml/document") include REXML (xml = Document.new) << XMLDecl.new root=xml.add_element('root') element=root.add_element('element') element.add_text('Some text here') puts xml.to_s(0) </lang>
Tcl
Using tDOM <lang tcl>package require tdom set d [dom createDocument root] set root [$d firstChild] $root appendChild [$d createElement element] [$root firstChild] appendChild [$d createTextNode "Some text here"] $d asXML</lang>
<root> <element>Some text here</element> </root>
Using TclDOM <lang tcl>package require dom set doc [dom::DOMImplementation create] set root [dom::document createElement $doc root] set elem [dom::document createElement $root element] set text [dom::document createTextNode $elem "Some text here"] dom::DOMImplementation serialize $doc -newline {element}</lang>
<?xml version='1.0'?> <!DOCTYPE root> <root> <element> Some text here </element> </root>
XSLT
<lang> <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" indent="yes" /> <xsl:template match="/"> <xsl:element name="root"> <xsl:element name="element"> <xsl:text>Some text here</xsl:text> </xsl:element> </xsl:element> </xsl:template>
</xsl:stylesheet> </lang>