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Victor Zverovich 2016-08-25 06:50:09 -07:00
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doc/Text Formatting.html
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@ -464,11 +464,9 @@ described in the next section.
<p>
A <code>format-spec</code> field can also include nested replacement fields
within it. These nested replacement fields can contain only an argument index;
format specifications are not allowed. Formatting is performed as if the
replacement fields within the <code>format-spec</code> are substituted before
the format-spec string is interpreted. This allows the formatting of a value
to be dynamically specified.
in certain position within it. These nested replacement fields can contain only
an argument index; format specifications are not allowed. This allows the
formatting of a value to be dynamically specified.
</p>
<h4><a name="FormatSpec">Format specification mini-language</a></h4>
@ -541,6 +539,40 @@ The meaning of the various alignment options is as follows:
</tbody>
</table>
<p>
Note that unless a minimum field width is defined, the field width will always
be the same size as the data to fill it, so that the alignment option has no
meaning in this case.
</p>
<p>
The <code>sign</code> option is only valid for number types, and can be one of
the following:
</p>
<table>
<thead>
<tr><th>Option</th><th>Meaning</th></tr>
</thead>
<tbody>
<tr>
<td>'+'</td>
<td>Indicates that a sign should be used for both positive as well as negative
numbers.</td>
</tr>
<tr>
<td>'-'</td>
<td>Indicates that a sign should be used only for negative numbers (this is
the default behavior).</td>
</tr>
<tr>
<td>space</td>
<td>Indicates that a leading space should be used on positive numbers, and a
minus sign on negative numbers.</td>
</tr>
</tbody>
</table>
<p>TODO</p>
<h3>Class <code>format_error</code></h3>