MusicXML 4.1 Draft
MusicXML 4.1 Draft > MusicXML Reference > Data Types > The system-relation-number data type

The system-relation-number data type

The system-relation-number type distinguishes measure numbers that are associated with a system rather than the particular part where the element appears.

Allowed values

Base type: xs:string

only-top The number should appear only on the top part of the current system.
only-bottom The number should appear only on the bottom part of the current system.
also-top The number should appear on both the current part and the top part of the current system. If these values appear in a score, when parts are created the number should only appear once in this part, not twice.
also-bottom The number should appear on both the current part and the bottom part of the current system. If these values appear in a score, when parts are created the number should only appear once in this part, not twice.
none The number is associated only with the current part, not with the system.

Where is this type used?

<measure-numbering>system attribute