chore: revert code

VisActor · Oct 26, 2023 · 73257a9 · 73257a9
1 parent 577840e
commit 73257a9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/vchart/src/series/line/line.ts b/packages/vchart/src/series/line/line.ts
@@ -129,7 +129,7 @@ export class LineSeries<T extends ILineSeriesSpec = ILineSeriesSpec> extends Car
         // 增加一个标识位，用于是否替换，因为图例获取颜色的时候是不需要替换的
         attribute === 'fill' && (attribute = 'stroke');
       }
-      return this._seriesMark?.getAttribute(attribute as any, datum) ?? null;
+      return this._seriesMark?.getAttribute(attribute as any, datum) ?? undefined;
     };
   }