Version dev

# `Trace`

since version 2.7.4

Set debugging switches

## Child elements

(none)

## Parent elements

`Case`, `ForAll`, `Layout`, `Loop`, `Otherwise`, `Section`, `Until`, `While`

## Attributes

`assignments` (optional)
  Write assignments (`SetVariable`) to the log file.
  - `yes`: Verbose output in the protocol file.
  - `no`: Regular run (default).
`dump-structtree` (optional, since version 4.19.8)
  Dump the PDF/UA structure tree to an XML file.
  - `yes`: Write structure tree to file.
  - `no`: Don’t write structure tree (default).
`grid` (optional)
  Draw the grid on the page.
  - `yes`: Show the grid.
  - `no`: Don’t show the grid (default).
`gridallocation` (optional)
  Draw allocated cells with yellow and conflicts with red markers.
  - `yes`: Show grid allocation.
  - `no`: Don’t show the grid allocation (default).
`gridlocation` (optional, since version 4.15.0)
  Location of the grid.
  - `foreground`: Draw the grid on top of all other objects.
  - `background`: Draw the grid below all other objects (default).
`groups` (optional, since version 4.21.8)
  Draw the grid inside all groups.
  - `yes`: Show the grid.
  - `no`: Don’t show the grid (default).
`hyphenation` (optional)
  Draw little marks to show all hyphenation points.
  - `yes`: Show hyphenation points.
  - `no`: Don’t show any hyphenation points (default).
`kerning` (optional)
  Draw little marks to show all kerning.
  - `yes`: Show kerning.
  - `no`: Don’t show any kerning (default).
`objects` (optional)
  Draw rectangles around objects.
  - `yes`: Draw rectangles
  - `no`: No rectangles drawn around objects (default).
`textformat` (optional)
  Show textformt as a tooltip in the PDF
  - `yes`: Show textformat
  - `no`: Don’t show textformat (default)
`verbose` (optional)
  Verbose output in the protocol file.
  - `yes`: Verbose output in the protocol file.
  - `no`: Regular run (default).

## Example

    <Trace textformat="yes"/>

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