Parse successful
<?xml version="1.0" encoding="ISO-8859-1"?>
<Dataset xmlns="http://xml.opendap.org/ns/DAP/4.0#" xml:base="file:dap4/test_array_5.xml" dapVersion="4.0" dmrVersion="1.0" name="test_array_5">
    <Dimension name="row" size="3"/>
    <Dimension name="col" size="4"/>
    <Int8 name="a">
        <Dim name="/row"/>
        <Dim name="/col"/>
    </Int8>
    <UInt8 name="b">
        <Dim name="/row"/>
        <Dim name="/col"/>
    </UInt8>
    <Int64 name="c">
        <Dim name="/row"/>
        <Dim name="/col"/>
    </Int64>
    <UInt64 name="d">
        <Dim name="/row"/>
        <Dim name="/col"/>
    </UInt64>
</Dataset>

<?xml version="1.0" encoding="ISO-8859-1"?>
<Dataset xmlns="http://xml.opendap.org/ns/DAP/4.0#" dapVersion="4.0" dmrVersion="1.0" name="function_results">
    <Dimension name="row" size="3"/>
    <Dimension name="col" size="4"/>
    <Float64 name="d">
        <Dim name="/row"/>
        <Dim name="/col"/>
        <Attribute name="DAP4_Checksum_CRC32" type="String">
            <Value>77e90ef8</Value>
        </Attribute>
    </Float64>
</Dataset>

The data:
{ {{1.84467440737096e+16, 1.84467440737096e+16, 1.84467440737096e+16, 1.84467440737096e+16},{1.84467440737096e+16, 1.84467440737096e+16, 1.84467440737096e+16, 1.84467440737096e+16},{1.84467440737096e+16, 1.84467440737096e+16, 1.84467440737096e+16, 1.84467440737096e+16}} }