Re: SVG export - how might you add classes for all graphical objects?

[Carl Sorensen]

On 6/29/21, 2:55 PM, "lilypond-user on behalf of Aaron Hill" 
<lilypond-user-bounces+carl.d.sorensen=gmail.com@gnu.org on behalf of 
lilypond@hillvisions.com> wrote:

    On 2021-06-29 1:45 pm, David Kastrup wrote:
    > Aaron Hill <lilypond@hillvisions.com> writes:
    >> Hrm... would it be better to explicitly alist-copy the result from
    >> ly:assoc-get?  Actually, I guess you could do:
    >> 
    >> ;;;;
    >> (alist-cons 'class ... (alist-delete 'class attribs))
    >> ;;;;
    > 
    > Either that or not even bother about deleting the other entry.
    
    If you don't remove the old entry, then the SVG looks like this:
    
    <g class="foo NoteHead" class="foo">
    
    I am fairly certain that it is not valid to have the same attribute name 
    twice in an element in SGML.

You could do alist-copy, then assoc-set! on the copy. 

Carl

    
    
    -- Aaron Hill