Answer1215

摘要： Allow the base toggle to be a tag (<toggle>) or attribute (<div toggle>). The <toggle> component has become less opinionated about the view, but has n 阅读全文

摘要： Allow more than one child component of the same type. Allow child components to be placed within the views of other custom components. In previous pos 阅读全文

摘要： Allow the user to control the view of the toggle component. Break the toggle component up into multiple composable components that can be rearranged b 阅读全文

摘要： create-react-app version 2.0 added a lot of new features. One of the new features is added the svgr webpack loader to wrap SVGs in React components as 阅读全文

摘要： To update the dependencies in the project, we can run: 阅读全文

摘要： When subscribers create new "inner" sources and subscriptions, you run the risk of losing control of them when the outer subscriber unsubscribes. This 阅读全文

摘要： Unlike mergeMap and switchMap, concatMap focuses on when "inner" subscriptions "complete" by using a "buffer". Each time concatMap receives a value, i 阅读全文

摘要： In this lesson, you will learn how to use PureComponent in React to reduce the number of times your component re-renders. This works because PureCompo 阅读全文

摘要： switchMap is mergeMap that checks for an "inner" subscription. If the "inner" subscription exists, switchMap unsubscribes from that "inner" subscripti 阅读全文

摘要： Understanding sources and subscribers makes it much easier to understand what's going on with mergeMap under the hood. Where a typical operator invoke 阅读全文