Attributes when converting from SVG to PDF?

Question

PDF

Good time!
There is a drawn layout in SVG format, which is then converted to PDF by substituting the data enclosed in %__%.
Tell me how to center the text %f% or %io%, I tried text-anchor="middle"it - it doesn't work.

Answer 1

https://github.com/yWorks/svg2pdf.js don't know if this is an option or not