Update app.py

app.py

@@ -123,5 +123,12 @@ with demo:
             dt_output=gr.DataFrame(label="输出",max_rows=10,wrap=True) 
             dt_button=gr.Button("分类汇总")
             dt_button.click(fx_dt, inputs=dt_input, outputs=dt_output,api_name='datatable')
+            
+        with gr.TabItem("js"):
+            gr.Markdown("# js处理测试")
+            js_input=[gr.Number(),gr.Number(),gr.Number()]
+            js_output=gr.JSON(label="JS输出") 
+            js_button=gr.Button("js处理")
+            dt_button.click(None, inputs=js_input, outputs=js_output,_js="(x) => [...x].reverse().join('')",api_name='js')
 demo.launch()