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Oct 9, 2023
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Add negating feature tag helper explanation to readme #274

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add negating feature tag evaluation section to readme
amerjusupovic Oct 5, 2023
11a5dac
reword last sentence
amerjusupovic Oct 6, 2023
f4ccd21
fix ordering and consolidate sections for readability
amerjusupovic Oct 6, 2023
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8 changes: 8 additions & 0 deletions README.md
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Expand Up @@ -256,6 +256,14 @@ In MVC views `<feature>` tags can be used to conditionally render content based
</feature>
```

You can also negate the tag helper evaluation to display content when a feature or set of features are disabled. By setting `negate="true"` in the example below, the content is only rendered if `FeatureX` is disabled.

``` HTML+Razor
<feature negate="true" name=@nameof(MyFeatureFlags.FeatureX)>
<p>This can only be seen if 'FeatureX' is disabled.</p>
</feature>
```

The `<feature>` tag requires a tag helper to work. This can be done by adding the feature management tag helper to the _ViewImports.cshtml_ file.
``` HTML+Razor
@addTagHelper *, Microsoft.FeatureManagement.AspNetCore
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