10.14. Accessibility and Standards

Accessibility and standards, whether you like it or not, are becoming increasingly important. Microsoft is aware of this and has introduced a number of changes.

10.14.1. controlRenderingCompatibilityVersion

The pages section in Web.config contains a new controlRenderingCompatibilityVersion property that determines how controls are rendered by default. The controlRenderingCompatibilityVersion property can be set to 3.5 or 4.0.

<system.web>
  <pages controlRenderingCompatibilityVersion="4.0"/>
</system.web>

Setting controlRenderingCompatibilityVersion to 3.5 will ensure ASP.NET renders as in ASP.NET 3.5. If, however, you set controlRenderingCompatibilityVersion to 4.0, then Microsoft says that the following will ...

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