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Tag: React

ReactJS – React Unit Test, Unselected “Push” of undefined reaction routers

I have a component that uses React Router, as shown below:

_viewCompany(companyId) {
this.context.router.push(`/admin/companies/${companyId}`);
} It worked well in the component, but I encou

October 20, 2021By Simo React Push, React, reaction, Reactjs, read, router, test, undefined, Unit, UnquestLeave a Comment

React-native: Unless click on the screen, the application will be attacked when debugging

My Android application contains two screens: “Login” and “Dashboard”.
Login works fine, but the dashboard is a troublemaker. < /p> First question:

On the login screen, I can open the debug m

October 20, 2021By Simo React Applications, click, debugging, Native, otherwise, Programs, React, Screen, time, UnlessLeave a Comment

ReactJS – How to add key prop to the Element transmitted as Object in React

Approximately the code looks like this (CoffeeScript)

//In Parent component
render: () ->
mycomp =

//In Child component
render: () ->
someContent = [passedComp, ]

{someContent}
Thi

October 20, 2021By Simo React Add, element, How to, In ReactJS, object, pass, PROP, ReactLeave a Comment

ReactJS – React datepicker How to open DatePicker when you click on the icon

Try to open the datepicker and click on the icon of the react-datepicker component. I have completed their documentation and question links, but found that it is not very useful.

I tried from

October 20, 2021By Simo React click, DatePicker, How to, Icon, open, React, Reactjs, timeLeave a Comment

React-native – React Native: What is the default font used by this machine?

I am trying to use the same font as the default font used in React Native to make graphics, but I don’t know what the font is.

Who knows ?

fontFamily:’system font’ Please note that if y

October 20, 2021By Simo React default, font, Native, React, use, whatLeave a Comment

ReactJS – In React, how do I traverse the entire rendering tree, not just “child”

I am interested in traversing the entire component tree in React.

Suppose I have a component:

I hope Can access the “unreachable” range, but React.Children.map only traverses the litera

October 20, 2021By Simo React How to, not only, React, Reactjs, rendering, traversal, Tree, wholeLeave a Comment

ReactJS – React Native Navigator – Convert and uninstall the previous scene

I am using React Native app and implemented with cross-platform Navigator. In one instance, I have a scenario, “login” route, when the user successfully logs in, I want to push to Another scenario,

October 20, 2021By Simo React conversion, front, Native, NAVIGATOR, one, React, Reactjs, scene, UninstallLeave a Comment

ReactJS – Reactivity: Rendering in the list of sizes, having obvious delay

When navigating to a route with 250 duplicate components, I encountered a delay in react and react routers.
I used chrome to analyze and found that the bottleneck was “ReactCompositeComponentMixin

October 20, 2021By Simo React delay, List, Medium, obvious, performance, React, Reactjs, rendering, SizeLeave a Comment

React-native – Uninstall ReactNative App – Clean User Data

I want to clean up the user AuthData saved in Mobile when uninstalling. Use AsyncStorage to save AuthData.
Is there any mechanism to detect App Uninstall in ReactNative It seems impossible, esp

October 20, 2021By Simo React app, cleaning, data, Native, React, ReactNative, Uninstall, userLeave a Comment

ReactJS – React Native (using REDUX) Animation Switch to programmatically

I have a component with a built-in Switch component. The entire component is clickable. When you click this component, it will trigger dispatch (modify the redux store) and cause this component to

October 20, 2021By Simo React Animation, mode, Native, programming, React, Reactjs, REDUX, Switching, UsedLeave a Comment

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