RequiredAttribute
RequiredAttribute()
AllowEmptyStrings- IsValid(Object)
net35
namespace System.ComponentModel.DataAnnotations
{
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field, AllowMultiple = false)]
public class RequiredAttribute : ValidationAttribute
{
public RequiredAttribute();
}
}
| NetFx Compat Lab | 10.9 %
Reference this API |
|---|---|
| nuget.org | 3.6 %
Reference this API |
| Upgrade Planner | 2.9 %
Reference this API |
| .NET | 5.06.07.08.09.0 |
| .NET Core | 1.01.12.02.12.23.03.1 |
| .NET Framework | 3.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1 |
| .NET Standard | 1.11.21.31.41.51.62.02.1 |
Information specific to net35 | |
| Assembly | System.ComponentModel.DataAnnotations , Version=3.5.0.0, PublicKeyToken=31bf3856ad364e35 |
| Referencing | Your project needs an assembly reference to |
| Platform Restrictions | This framework does not have platform annotations. |
- Built-in API
- Package-provided API