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<div class="titlepage"><div><div><h3 class="title">
<a name="boost_regex.format.sed_format"></a><a class="link" href="sed_format.html" title="Sed Format String Syntax">Sed Format String Syntax</a>
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<p>
Sed-style format strings treat all characters as literals except:
</p>
<div class="informaltable"><table class="table">
<colgroup>
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<thead><tr>
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<p>
character
</p>
</th>
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<p>
description
</p>
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<p>
&amp;
</p>
</td>
<td>
<p>
The ampersand character is replaced in the output stream by the
whole of what matched the regular expression. Use \&amp; to output
a literal '&amp;' character.
</p>
</td>
</tr>
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<p>
\
</p>
</td>
<td>
<p>
Specifies an escape sequence.
</p>
</td>
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</tbody>
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<p>
An escape character followed by any character x, outputs that character unless
x is one of the escape sequences shown below.
</p>
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Escape
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Meaning
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<p>
\a
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<p>
Outputs the bell character: '\a'.
</p>
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\e
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<p>
Outputs the ANSI escape character (code point 27).
</p>
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\f
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<p>
Outputs a form feed character: '\f'
</p>
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\n
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<p>
Outputs a newline character: '\n'.
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<p>
\r
</p>
</td>
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<p>
Outputs a carriage return character: '\r'.
</p>
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<p>
\t
</p>
</td>
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<p>
Outputs a tab character: '\t'.
</p>
</td>
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\v
</p>
</td>
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<p>
Outputs a vertical tab character: '\v'.
</p>
</td>
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<p>
\xDD
</p>
</td>
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<p>
Outputs the character whose hexadecimal code point is 0xDD
</p>
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\x{DDDD}
</p>
</td>
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<p>
Outputs the character whose hexadecimal code point is 0xDDDDD
</p>
</td>
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<p>
\cX
</p>
</td>
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<p>
Outputs the ANSI escape sequence "escape-X".
</p>
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\D
</p>
</td>
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<p>
If D is a decimal digit in the range 1-9, then outputs the text
that matched sub-expression D.
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<div class="copyright-footer">Copyright © 1998-2013 John Maddock<p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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