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Remove the '0' chrono padding modifier from the docs #4917

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Merged
vitaut merged 1 commit into from
Sep 5, 2026
+3 −3
Merged

Remove the '0' chrono padding modifier from the docs #4917

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6 changes: 3 additions & 3 deletions doc/syntax.md
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Expand Up @@ -300,7 +300,7 @@ chrono_specs ::= conversion_spec |
chrono_specs (conversion_spec | literal_char)
conversion_spec ::= "%" [padding_modifier] [locale_modifier] chrono_type
literal_char ::= <a character other than '{', '}' or '%'>
padding_modifier ::= "-" | "_" | "0"
padding_modifier ::= "-" | "_"
locale_modifier ::= "E" | "O"
chrono_type ::= "a" | "A" | "b" | "B" | "c" | "C" | "d" | "D" | "e" |
"F" | "g" | "G" | "h" | "H" | "I" | "j" | "m" | "M" |
Expand Down Expand Up @@ -594,13 +594,13 @@ The available presentation types (*chrono_type*) are:
Specifiers that have a calendaric component such as `'d'` (the day of month)
are valid only for `std::tm` and time points but not durations.

The available padding modifiers (*padding_modifier*) are:
Numeric results are padded with zeros by default. The available padding
modifiers (*padding_modifier*) are:

| Type | Meaning |
|-------|-----------------------------------------|
| `'_'` | Pad a numeric result with spaces. |
| `'-'` | Do not pad a numeric result string. |
| `'0'` | Pad a numeric result string with zeros. |

These modifiers are only supported for the `'H'`, `'I'`, `'M'`, `'S'`, `'U'`,
`'V'`, `'W'`, `'Y'`, `'d'`, `'j'` and `'m'` presentation types.
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