*\input basic
 (basic.TEX 1 2 3 4)
*
*\char'12\char'13\char'40\char'41\ddt
⊗⊗⊗ horizontal, spacefactor 3.0000
\hbox( .0000 + .0000)x 20.0000
\:a '12
\:a '13
\:a '40
\:a !
⊗⊗⊗ vertical, prevdepth .0000
\glue .0000 plus 1.0000
⊗⊗⊗ current page:
\glue 10.0000
\hbox( .0000 + .0000)x .0000
\glue-12.0000
⊗⊗⊗ nesting level 0
! OK.
(*) \char'12\char'13\char'40\char'41\ddt
                                        
↑
*\par\vfill\end
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