- Clicking on a filename opens up a snippet of the file, with the relevant line highlighted
- Add next and previous buttons which will display the above for the next and previous files in the stack trace
beberlei/xdebug-trace-gui already does something like this:
https://github.com/beberlei/xdebug-trace-gui/blob/master/trace-code.php
beberlei/xdebug-trace-gui already does something like this:
https://github.com/beberlei/xdebug-trace-gui/blob/master/trace-code.php