1.ng-initUsed to initialize the data, as in $scope, but is useful when mated with repeat instructions:Divng-repeat= "Arrouter in arr"Ng-init= "Outerindex = $index"> Divng-repeat= "Arrinner in Arrouter"Ng-init= "Innerindex = $index"> P>{{Arrinner}}:{{outerindex}}{{innerindex}}P> Div>Div>2.ng-controllerWhen
Last week took an amateur time to see the redux, just beginning a little uncomfortable, a bit in the action, Reducer, store and middleware so many new concepts.After some understanding, found that Redux's one-way data in the pattern is relatively easy to understand, combined with the redux one-way data flow model, many concepts are relatively clear.The following redux
Ng-click: Click events,Ng-hide: Controls whether a section element is hidden, true hides false displayNg-show: Controls whether an element is displayed, true shows false hiddenRefer to Page: http://www.w3cschool.cc/angularjs/angularjs-html-events.htmlThe personal source code is as follows:"-//W3C//DTD XHTML 1.0 transitional//en" "HTTP://WWW.W3.ORG/TR/XHTML1/DTD/XHTML1-TRANSITIONAL.DTD">"http://www.w3.org/19
State management is an integral part of building a single page application, and it is also a point of knowledge that is worth taking time to learn. React officially recommends that we use Redux to manage our react applications, as well as provide redux documentation for us to learn, with the Chinese address http://cn.redux.js.org/index.htmlObjectiveAlthough the official documentation says it takes only a fe
Summary:Found in the study react ecological chain, react+react-router+webpack+es6+fetch and so on these are basically to understand the almost, can be applied to the actual combat, but this redux still can not, learn Redux also learned for a long time.The longest thing that bothers me is the processing of redux asynchronous data streams. The main difficulty is th
If you pretend to be forced, please take me to fly!Once upon a time, I heard that react only responsible for the UI, saying that angular code is like writing back end, now it seems, react win in the feelings;I think there is no need to always compare react and angular, angular is a relatively complete set of chatty framework, and react is really only responsible for the UI, just a lot of the concept of things, you need to construct React more like to build a react as the main line of the ecology
Practice ng-show and ng-hide methods and ng-showng-hide
In the program design process, we need to display and hide an element or a piece.If you are using angularjs, you can use ng-show or ng-hide for control.
Var showhideApp = angular. module ('showhideapp', []); Source Co
redux and Pure JS get started with the example explained
Learning redux may be a nightmare, I guess everyone should have read the article "You might not Need redux" and then threw away the computer in hand. If it's npm install--save React-redux, you're probably not quite sure what
React-redux Use summary React-redux store reducer Action integration storereduceraction supplement use Redux-dev-tools let change reducer to instantly Refresh page summary
Library Redux,react-redux,react-router-redux to use react
Ng-model ng-show, ng-modelng-show
The ng-show command displays the specified HTML element when the expression is true. Otherwise, the specified HTML element is hidden.
Syntax
All HTML elements support this command.
Heavyweight News, Redux 1.0 released, finally can be assured that the production environment!In this era of application technology expansion, there are a lot of frameworks popping up every day, claiming to solve the problem of XYZ and a series of bull X, and then not be mentioned for some time. But the development of the application is still need to maintain! So when choosing a frame, don't just use your own cool, but also think about the difficulty o
React-redux principle analysis written in frontPreviously wrote an analysis of the Redux in the store implementation of the article (see: Redux Principle (a): Store implementation analysis), suddenly realized, in fact, react and Redux have no direct contact. Redux, as a gene
I. Redux concept:
Redux isPredictable container status. In other words, it is an application data stream framework, rather than a traditional library or framework like underscore. js or angularjs.
Ii. Differences between Redux and flux:
Redux is similar to flux. The main difference is that flux hasMultiple Stores tha
Brief Introduction
Redux is a very useful framework, and he mainly solves the problem of unified management of State. React, however, treats all components as state machines, so redux can be viewed as a react data management center. Note, however, that it is not necessary to manage data with Redux, but that the framework makes complex business logic and multiple
Redux-saga Basic Learning
Reference:
Https://juejin.im/post/58eb4100ac502e006c45d5c9
Https://yanqiw.github.io/react/2017/03/05/redux-saga.html
Http://www.cnblogs.com/libin-1/p/6858558.html what is Redux-saga
It is a middleware for managing Redux application asynchronous operations by creating sagas to gather all the l
1.React has props and state:props means that the parent distributes the attributes "the state of the parent component is passed to the subcomponent subassembly using props to get"State means that the component can be managed internally, and the entireReact does not have the ability to retrace data upward, which means that the data can only be distributed in one direction or in its own internal digestion.Understand this is to understand react andThe premise of
The original address: https://medium.com/@dan_abramov/you-might-not-need-redux-be46360cf367
People always choose redux before they really need redux. The starting point may be, "even if I don't need it now, I'm going to use it for the future scalability of the project." However, after developing the handwriting code, I found the inconvenience: "Why do I need to a
I. Definition and functionReact-redux divides all components into two main categories: UI components (presentational component) and container components (container component)1. UI Component Features:
Only responsible for UI rendering, without any business logic
No state (i.e. not using this.state this variable)
All data is provided by parameter ( this.props )
Do not use any of the Redux
What's the problem redux to solve?As JavaScript single-page application development becomes more complex,JavaScript needs to manage more state thanever. These states may include server responses, cached data, local build data that has not been persisted to the server, and UI state, such as the active route, the selected label, whether the load dynamic or pager is displayed, and so on.Managing the changing state is very difficult. If the change of one
As we all know, one of react's pain points is communication between components that are non-parent-child, and its official documentation is not taboo:
For communication between, there is a parent-child relationship, you can set up your own global event System. Subscribe to events in Componentdidmount (), unsubscribe in Componentwillunmount (), and call SetState () when you receive an Event.
Redux can be seen as the "global Event System",
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