fix:添加一个全局参数

src/scui.js

@@ -42,6 +42,7 @@ import * as scIcons from './assets/icons'
 export default {
 	install(app) {
 		//挂载全局对象
+		app.config.globalProperties.$INTERVAL = null;
 		app.config.globalProperties.$CONFIG = config;
 		app.config.globalProperties.$TOOL = tool;
 		app.config.globalProperties.$HTTP = http;