fix: RowSelection fixed should work (#20735)

components/table/__tests__/__snapshots__/Table.rowSelection.test.js.snap

@@ -11,7 +11,7 @@ exports[`Table.rowSelection fix selection column on the left 1`] = `
       class="ant-spin-container"
     >
       <div
-        class="ant-table"
+        class="ant-table ant-table-has-fix-left"
       >
         <div
           class="ant-table-container"
@@ -31,7 +31,8 @@ exports[`Table.rowSelection fix selection column on the left 1`] = `
               <thead>
                 <tr>
                   <th
-                    class="ant-table-cell ant-table-selection-column"
+                    class="ant-table-cell ant-table-selection-column ant-table-cell-fix-left ant-table-cell-fix-left-last"
+                    style="position:sticky;left:0"
                   >
                     <div
                       class="ant-table-selection"
@@ -67,7 +68,8 @@ exports[`Table.rowSelection fix selection column on the left 1`] = `
                   class="ant-table-row ant-table-row-level-0"
                 >
                   <td
-                    class="ant-table-cell ant-table-selection-column"
+                    class="ant-table-cell ant-table-selection-column ant-table-cell-fix-left ant-table-cell-fix-left-last"
+                    style="position:sticky;left:0"
                   >
                     <label
                       class="ant-checkbox-wrapper"
@@ -95,7 +97,8 @@ exports[`Table.rowSelection fix selection column on the left 1`] = `
                   class="ant-table-row ant-table-row-level-0"
                 >
                   <td
-                    class="ant-table-cell ant-table-selection-column"
+                    class="ant-table-cell ant-table-selection-column ant-table-cell-fix-left ant-table-cell-fix-left-last"
+                    style="position:sticky;left:0"
                   >
                     <label
                       class="ant-checkbox-wrapper"
@@ -123,7 +126,8 @@ exports[`Table.rowSelection fix selection column on the left 1`] = `
                   class="ant-table-row ant-table-row-level-0"
                 >
                   <td
-                    class="ant-table-cell ant-table-selection-column"
+                    class="ant-table-cell ant-table-selection-column ant-table-cell-fix-left ant-table-cell-fix-left-last"
+                    style="position:sticky;left:0"
                   >
                     <label
                       class="ant-checkbox-wrapper"
@@ -151,7 +155,8 @@ exports[`Table.rowSelection fix selection column on the left 1`] = `
                   class="ant-table-row ant-table-row-level-0"
                 >
                   <td
-                    class="ant-table-cell ant-table-selection-column"
+                    class="ant-table-cell ant-table-selection-column ant-table-cell-fix-left ant-table-cell-fix-left-last"
+                    style="position:sticky;left:0"
                   >
                     <label
                       class="ant-checkbox-wrapper"

components/table/hooks/useSelection.tsx

@@ -75,6 +75,7 @@ export default function useSelection<RecordType>(
     columnWidth: selectionColWidth = 60,
     type: selectionType,
     selections,
+    fixed,
   } = rowSelection || {};
 
   const { locale = defaultLocale } = React.useContext(ConfigContext);
@@ -416,11 +417,11 @@ export default function useSelection<RecordType>(
         const [expandColumn, ...restColumns] = columns;
         return [
           expandColumn,
-          { ...selectionColumn, fixed: getFixedType(restColumns[0]) },
+          { ...selectionColumn, fixed: fixed || getFixedType(restColumns[0]) },
           ...restColumns,
         ];
       }
-      return [{ ...selectionColumn, fixed: getFixedType(columns[0]) }, ...columns];
+      return [{ ...selectionColumn, fixed: fixed || getFixedType(columns[0]) }, ...columns];
     },
     [
       getRowKey,