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_simple_5.xml" dapVersion="4.0" dmrVersion="1.0" name="test_simple_5">
    <Int8 name="i"/>
    <Int16 name="j"/>
    <Int32 name="k"/>
    <Int64 name="z"/>
    <Byte name="ui"/>
    <UInt8 name="uii"/>
    <UInt16 name="uj"/>
    <UInt32 name="uk"/>
    <UInt64 name="uz"/>
</Dataset>

<?xml version="1.0" encoding="ISO-8859-1"?>
<Dataset xmlns="http://xml.opendap.org/ns/DAP/4.0#" xml:base="file:dap4/test_simple_5.xml" dapVersion="4.0" dmrVersion="1.0" name="test_simple_5">
    <Int8 name="i"/>
    <Int16 name="j"/>
    <Int32 name="k"/>
    <Int64 name="z"/>
    <Byte name="ui"/>
    <UInt8 name="uii"/>
    <UInt16 name="uj"/>
    <UInt32 name="uk"/>
    <UInt64 name="uz"/>
</Dataset>

The data:
{ 127, 32000, 123456789, 72057594037927935, 255, 255, 64000, 4026531840, 18446744073709551615 }