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Update ValidationContext.MemberName Property to reflect a recent change #3470

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Merged
merged 8 commits into from
Nov 23, 2019
Merged

Update ValidationContext.MemberName Property to reflect a recent change #3470

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387d33d
update the doc to reflect a recent change in this property
HongGit Nov 9, 2019
dc17cf0
Update the doc to reflect on a recent change to MemberName
HongGit Nov 12, 2019
ffc53aa
Update xml/System.ComponentModel.DataAnnotations/ValidationContext.xml
HongGit Nov 12, 2019
a1434e7
Update xml/System.ComponentModel.DataAnnotations/ValidationContext.xml
HongGit Nov 12, 2019
e89c035
update - rewordinng for RTM
HongGit Nov 12, 2019
9571e97
Update xml/System.ComponentModel.DataAnnotations/ValidationContext.xml
HongGit Nov 23, 2019
eecbb92
Update xml/System.ComponentModel.DataAnnotations/ValidationContext.xml
HongGit Nov 23, 2019
0ef0c74
remove extra space
mairaw Nov 23, 2019
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6 changes: 5 additions & 1 deletion xml/System.ComponentModel.DataAnnotations/ValidationContext.xml
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Expand Up @@ -358,7 +358,7 @@

This property represents an entity member name, not the name of a corresponding data field. Therefore, this name is not localized. It should be set only for property or parameter contexts.

In .NET Framework 4.7.2 and earlier versions, when using a custom <xref:System.ComponentModel.DataAnnotations.ValidationAttribute?displayProperty=nameWithType>, the `MemberName` property returns `null`. Starting with .NET Framework 4.8, the property returns the member name. To restore the previous behavior, you can add the following setting to your app config file:
In .NET Framework 4.7.2 and earlier versions, when using a custom <xref:System.ComponentModel.DataAnnotations.ValidationAttribute?displayProperty=nameWithType>, the `MemberName` property returns `null`. Starting with [.NET Framework October 2019 Preview of Quality Rollup](https://devblogs.microsoft.com/dotnet/net-framework-october-2019-preview-of-quality-rollup/) for .NET Framework 4.8, the property returns the member name if you add the following setting to your *web.config* file:

```xml
<configuration>
Expand All @@ -368,6 +368,10 @@ In .NET Framework 4.7.2 and earlier versions, when using a custom <xref:System.C
</configuration>
```

Without this setting, this property returns `null` with .NET Framework October 2019 Preview of Quality Rollup or later versions.

In .NET Framework 4.8 version prior to the October 2019 update, this property returns member name without the configuration setting. If you change your *web.config* file as shown in the previous example, the property returns `null`.

]]></format>
</remarks>
</Docs>
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