mandoc/roff.7 - diff

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Diff for /mandoc/roff.7 between version 1.118 and 1.121

version 1.118, 2022/05/30 23:03:47

version 1.121, 2023/10/23 20:25:02

Line 1

.\" $Id$

.\"

.\" Permission to use, copy, modify, and distribute this software for any

Line 2021 End conditional input; see

Paddable non-breaking space character.

.It Ic \e0

Digit width space character.

.It Ic \eA\(aq Ns Ar string Ns Ic \(aq

.It Ic \eA\(aq Ns Ar name Ns Ic \(aq

Anchor definition; ignored by

Interpolate

.Sq 1

.Ar name

is a syntactically valid identifier that can be used

as a name for a macro or user-defined string, or

.Sq 0

otherwise.

This is a thoroughly non-portable groff extension.

Heirloom troff uses the same escape sequence with the same syntax

for a completely different purpose,

defining a hyperlink target position, also called an

.Dq anchor ,

with the given

.Ar name .

The Heirloom semantics is not supported by

.Xr mandoc 1 .

.It Ic \ea

Leader character; ignored by

Line 2085 defaults to

Line 2100 defaults to

.Ic \efP .

.It Ic \eg[ Ns Ar name Ns Ic \&]

Interpolate the format of a number register; ignored by

.Xr mandoc 1 .

.Xr mandoc 1 ,

which interpolates an empty string instead.

For short names, there are variants

.Ic \eg Ns Ar c

and

Line 2208 The

Line 2224 The

.Xr mandoc 1

implementation assumes that after expansion of user-defined strings, the

.Ar string

only contains normal characters, no escape sequences, and that each

only contains normal characters, characters expressed as escape sequences,

and zero-width escape sequences, and that each

character has a width of 24 basic units.

.It Ic \eX\(aq Ns Ar string Ns Ic \(aq

Output

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