先说下踩坑好久才走出坑的过程后端报错：You called this URL via POST, but the URL doesn’t end in a slash and you have APPEND_SLASH set. Django can’t redirect to the slash URL while maintaining POST data. Change your form

父组件像子组件传值：v-bind进行绑定：（自定义属性）父组件其中counts是自定义属性，它的值是传给子组件的子组件子组件通过props属性，counts是父组件传过来的值子组件向父组件传值（自定义事件）...