For example we have the following code: const TodoList = (props) => ( <div className="Todo-List"> <ul> {props.todos.map(todo => <TodoItem key={todo.id} {...todo} />)} </ul> </div> ) Because we wrote as functio…
.babelrc { "presets": [ "react-native" ], "sourceMaps": true } Many JavaScript developers are used to simply log stuff into the console when debugging their software. This works kinda okay. Sadly it seems the console feature…
今天在练习React构建组件的时候遇到一个问题. 由于文档中反复提倡将组件尽可能按功能单位分解复用.在练习用React做一个todolist时候,我把todolist分解成两部分: class Todolist = class Writedown + class Todo: 其中 class Writedown返回 一个input和一个button 以接收和确定 用户输入的文本. class Todo 是一个li,展示todo事项并带有删除事项的span.之所以抽取li标签作为Todo组件是考虑…
