get-inset in editor-snip%

Gets the current border insets for the snip. The inset sets how much space is left between the edge of the snip and the border.

• (send an-editor-snip get-inset l t r b) -> void
     l : boxed exact non-negative integer
     t : boxed exact non-negative integer
     r : boxed exact non-negative integer
     b : boxed exact non-negative integer

  The l box is filled with left inset. The t box is filled with top inset. The r box is filled with right inset. The b box is filled with bottom inset.