EchoXML Task

## EchoXML

Since Apache Ant 1.7

### Description

Echo nested XML to the console or a file.

### Parameters

Attribute | Description | Required
--- | --- | ---
file | The file to receive the XML. | No; by default nested XML is echoed to the log
append | Whether to append file, if specified. | No; default is false
namespacePolicy | Sets the namespace policy as defined by `org.apache.tools.ant.util.DOMElementWriter.XmlNamespacePolicy`. Valid values are ignore, elementsOnly, or all. Since Apache Ant 1.8 | No; default ignore

### Parameters specified as nested elements

Nested XML content is required.

### Examples

    <echoxml file="subbuild.xml">
      <project default="foo">
        <target name="foo">
          <echo>foo</echo>
        </target>
      </project>
    </echoxml>

Creates an Ant buildfile, `subbuild.xml`.