xdebug.default_enable / html_errors

xdebug.max_nesting_level

xdebug.file_link_format=gvim://%f@%l

xdebug.collect_includes / xdebug.collect_params / xdebug.collect_return / xdebug.collect_assignments

xdebug.var_display_max_data / xdebug.var_display_max_depth / xdebug.var_display_max_children

xdebug.dump.*

xdebug.show_local_vars

xdebug.auto_trace

xdebug.trace_output_dir / xdebug.trace_output_name

xdebug.trace_format