项目启动后，前台控制台报错： Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data or computed property based on the prop's value. Prop being mutated: "placement"

项目启动后，前台控制台报错

[Vue warn]: Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data or computed property based on the prop's value. Prop being mutated: "placement"

found in

---> <DateRangePicker> at src/components/DateRangePicker/index.vue
       <ElCol>
         <ElRow>
           <User> at src/views/system/user/index.vue
             <AppMain> at src/layout/components/AppMain.vue
               <Layout> at src/layout/index.vue
                 <App> at src/App.vue
                   <Root>

elunez / eladmin-doc

项目启动后，前台控制台报错： Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data or computed property based on the prop's value. Prop being mutated: "placement" #86