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Extend the grammar to grouping ::= "'" [" " | "," | "_" | "'"]:
- ' : U+202F (U+0020 for char if the literal encoding is not UTF-8),
groups the integer and fraction parts, may be combined with L
- ' (apostrophe and space): U+0020, otherwise the same as '
- ', '_ '' : the given character, groups only the integer part;
combining them with L is an error
All forms share the presentation type restrictions, the grouping of
zero padding and the four-digit exception macro. The separator kind is
stored in a 3-bit field of basic_specs (fmt::group_separator).
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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| api.md | ||
| ChangeLog-old.md | ||
| fmt.css | ||
| fmt.js | ||
| get-started.md | ||
| index.md | ||
| LICENSE-exception | ||
| perf.svg | ||
| syntax.md | ||