# parse_document_xml

Parses an XML file, or a string of XML data, into documents and calls a function on each document.

## Syntax

    parse_document_xml( input, isFile, handler [, params ] )

## Arguments

Argument | Description
--- | ---
`input` | (string) The path to the XML file, or a string of XML data.
`isFile` | (boolean) Specifies whether the `input` is a file path.
`handler` | (document_handler_function) The function to call on each document that is parsed from the XML file. The function must accept a LuaDocument as the only argument.
`params` | (table) A table of named parameters to configure parsing. The table maps parameter names (String) to parameter values. For information about the parameters that you can set, see the following table.

## Named Parameters

Named Parameter | Description
--- | ---
`content_paths` | (string list, default `DRECONTENT`) The paths in the XML to the elements that contain document content. You can specify a list of paths.
`document_root_paths` | (string list, default `DOCUMENT`) The paths in the XML to the elements that represent the root of a document. You can specify a list of paths.
`include_root_path` | (boolean, default `false`) Specifies whether to include the `document_root_paths` node in the document metadata. The default value includes only children of the root node.
`reference_paths` | (string list, default `DREREFERENCE`) The paths in the XML to elements that contain document references. Though you can specify a list of paths, there must be exactly one reference per document.

## Returns

Nothing.

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