Music Encoding Initiative Guidelines

Module
MEI
Used by
Declaration

                                 <macroSpec ident="data.MEASUREMENTREL" module="MEI" type="dt">
                                    
                                    <desc>Measurement expressed in real-world (e.g., centimeters, millimeters, inches, points,
                                       picas, or pixels) or virtual units (vu). 'vu' is the default value. Unlike
                                       data.MEASUREMENTABS, in which only positive values are allowed, both positive and
                                       negative
                                       values are permitted.</desc>
                                    
                                    <content>
                                       
                                       <rng:data type="token">
                                          
                                          <rng:param name="pattern">(\+|-)?\d+(\.\d+)?(cm|mm|in|pt|pc|px|vu)?
</rng:param>
                                          </rng:data>
                                       </content>
                                    </macroSpec>
<data.MEASUREMENTREL>
