初始提交

Services/Hncore.Pass.BaseInfo/Utils/ValidAttribute.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Threading.Tasks;
+
+namespace Hncore.Pass.BaseInfo.Common
+{
+    ///// <summary>
+    ///// 自然数0,1,2...
+    ///// </summary>
+    //[AttributeUsage(AttributeTargets.Property)]
+    //public class ValidNaturalNumberAttribute : Attribute
+    //{
+
+    //}
+    public sealed class RequiredAttribute : Attribute
+    {
+        public bool Validate(object value)
+        {
+            if (value == null) return true;
+            if (string.IsNullOrEmpty(value.ToString())) return true;
+            if (string.IsNullOrWhiteSpace(value.ToString())) return true;
+            return false;
+        }
+    }
+}