source: https://www.w3.org/2021/06/musicxml40/musicxml-reference/elements/duration/
MusicXML 4.0 >
MusicXML reference >
Elements >
duration
Parent elements:
<backup>,
<figured-bass>,
<forward>,
<note>
Duration is a positive number specified in division units. The element represents the intended duration vs. the notated duration (for instance, differences in dotted notes in Baroque-era music). Differences in duration specific to an interpretation or performance should be represented using the element's attack and release attributes.
The element moves the musical position when used in elements, elements, and elements that do not contain a child element.
positive-divisions
None.
This element is used in the following examples:
, (Notation), (Ornament), , (Semitones), , , and , , , , , , , , , (Multiple Stop), and , , , , and , , , , , , , (Figured Bass), (Lyric), , (Multiple), (Single), , , , , , , , , , , , , , , , , (Lines), (Symbols), , , , , , , , , , , , , , , , , , , , (Tablature), , , (Double), (Single), , , (Nested), (Regular), , , , , , , , Tutorial: Après un rêve, Tutorial: Chopin Prelude, Tutorial: Chord Symbols, Tutorial: Hello, World, Tutorial: Percussion, Tutorial: Tablature