Added th scope tag helper

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Table/AbpTableHeadScopeTagHelper.cs

@@ -0,0 +1,16 @@
+using Microsoft.AspNetCore.Razor.TagHelpers;
+
+namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Table
+{
+    [HtmlTargetElement("th")]
+    public class AbpTableHeadScopeTagHelper : AbpTagHelper<AbpTableHeadScopeTagHelper, AbpTableHeadScopeTagHelperService>
+    {
+        public AbpThScope Scope { get; set; } = AbpThScope.Default;
+
+        public AbpTableHeadScopeTagHelper(AbpTableHeadScopeTagHelperService tagHelperService)
+            : base(tagHelperService)
+        {
+
+        }
+    }
+}

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Table/AbpTableHeadScopeTagHelperService.cs

@@ -0,0 +1,27 @@
+using Microsoft.AspNetCore.Razor.TagHelpers;
+
+namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Table
+{
+    public class AbpTableHeadScopeTagHelperService : AbpTagHelperService<AbpTableHeadScopeTagHelper>
+    {
+        public override void Process(TagHelperContext context, TagHelperOutput output)
+        {
+            SetScope(context, output);
+        }
+
+        protected virtual void SetScope(TagHelperContext context, TagHelperOutput output)
+        {
+            switch (TagHelper.Scpoe)
+            {
+                case AbpThScope.Default:
+                    return;
+                case AbpThScope.Row:
+                    output.Attributes.Add("scope", "row");
+                    return;
+                case AbpThScope.Column:
+                    output.Attributes.Add("scope","col");
+                    return;
+            }
+        }
+    }
+}

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Table/AbpThScope.cs

@@ -0,0 +1,9 @@
+namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Table
+{
+    public enum AbpThScope
+    {
+        Default,
+        Row,
+        Column
+    }
+}