How to regexp in vim to open a compile pdf

Question

i try to

:! pdflatex file.tex && xdg-open file.pdf

in a general way with the '%' command, how to chanche the extension .tex to .pdf in vim using regexp?

:! pdflatex % && xdg-open ??

Answer 1

You can use :r or < with % (current file name) to remove the extension.

:!pdflatex % && xdg-open %<.pdf

For more help see:

:h c_%
:h filename-modifiers