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Correct .NET Framework bug documentation for MMM format specifier genitive behavior #48061

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adegeo merged 5 commits into from
Sep 23, 2025
Merged

Correct .NET Framework bug documentation for MMM format specifier genitive behavior #48061

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Copilot Aug 21, 2025
236f06f
Add .NET 8+ version notes for genitive names behavior in MMM and MMMM…
Copilot Aug 21, 2025
9262313
Clarify behavior of 'MMM' and 'MMMM' specifiers in .NET 8
adegeo Aug 21, 2025
a9610a7
Update MMM and MMMM specifier documentation based on feedback
Copilot Aug 25, 2025
d75602c
Apply suggestions from code review
adegeo Aug 26, 2025
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Clarify behavior of 'MMM' and 'MMMM' specifiers in .NET 8
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@adegeo
adegeo authored Aug 21, 2025
commit 92623133183c6bbff983cb5aa68138a5f0661a9e
4 changes: 2 additions & 2 deletions docs/standard/base-types/custom-date-and-time-format-strings.md
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Expand Up @@ -427,7 +427,7 @@ The following example includes the "MM" custom format specifier in a custom form

### <a name="MMM_Specifier"></a> The "MMM" custom format specifier

The "MMM" custom format specifier represents the abbreviated name of the month. The localized abbreviated name of the month is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.AbbreviatedMonthNames%2A?displayProperty=nameWithType> property of the current or specified culture. If there is a "d" or "dd" custom format specifier in the custom format string, it is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.AbbreviatedMonthGenitiveNames%2A?displayProperty=nameWithType> property instead (applies to .NET 8+).
The "MMM" custom format specifier represents the abbreviated name of the month. The localized abbreviated name of the month is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.AbbreviatedMonthNames%2A?displayProperty=nameWithType> property of the current or specified culture. Starting with .NET 8, if there is a "d" or "dd" custom format specifier in the custom format string, it is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.AbbreviatedMonthGenitiveNames%2A?displayProperty=nameWithType> property instead..

The following example includes the "MMM" custom format specifier in a custom format string.

Expand All @@ -438,7 +438,7 @@ The following example includes the "MMM" custom format specifier in a custom for

### <a name="MMMM_Specifier"></a> The "MMMM" custom format specifier

The "MMMM" custom format specifier represents the full name of the month. The localized name of the month is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.MonthNames%2A?displayProperty=nameWithType> property of the current or specified culture. If there is a "d" or "dd" custom format specifier in the custom format string, it is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.MonthGenitiveNames%2A?displayProperty=nameWithType> property instead (applies to .NET 8+).
The "MMMM" custom format specifier represents the full name of the month. The localized name of the month is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.MonthNames%2A?displayProperty=nameWithType> property of the current or specified culture. Starting with .NET 8, if there is a "d" or "dd" custom format specifier in the custom format string, it is retrieved from the <xref:System.Globalization.DateTimeFormatInfo.MonthGenitiveNames%2A?displayProperty=nameWithType> property instead.

The following example includes the "MMMM" custom format specifier in a custom format string.

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