XSLT How to apply recursion to transform from a flat file to a nested tree
问题 I know that there are several other question/answers similar to this, but I haven't read one that addresses my confusion over this transform. I need to move an XML document from this format: <root> <row> <t0>1</t0> <title>Main Title</title> </row> <row> <t0>2</t0> <title>Secondary Title</title> <note>Note</note> </row> <row> <t0>3</t0> <title>Tertiary Title</title> </row> <row> <t0>3</t0> <title>Another Title</title> </row> <row> <t0>2</t0> <title>A Second Secondary Title</title> <note>Note<