I wouldlike to change my view when I click on one Button : For example when I click on the button 1, only View1 is active. If I click on Button 2 ==> View 2 If I click on Button 3 ==> View 3 PS : View1, View2 and View3 are component file (.jsx) Answer There are multiple ways to
Tag: reactjs
Store word context objects in variable
Exploring word add-ins world. Want to create a list of paragraphs and navigate to each by click on it(some kind of table of content) Like that: I have created code(on reactjs, but it does not matter which framework to use) When I click on any button the callback is invoked, no errors in console, but the navig…
Export default and multiple child components
I need the following component stucture: I tried to achieve this as follows: But this does not seem to work. Can anybody tell me how to export these functions right so that I can use the above structure? Answer Thanks to this answer Using dot notation with functional component I found the solution is:
Dynamic change of global variables in react native
I have an mqtt client inside my react native app and it constently receives data from a broker. This data is being used in many different screens/components differently (I have 1 class which extends React.Component per screen). For example I show the data I receive from topic x on screen 1 while I show the da…
Uncertainty with the !! operator (double negation)
I saw in a pull request that the double negation operator (!!) is used for the focus attribute of a text field as follows: As far as I know, the operator converts everything to a boolean. If it was falsy (for example 0, null, undefined,..), it will be false, otherwise, true. In my case, i.e. if value = 0, the
How to dynamically map an array within another array in React?
I’m building a table of content using React. I’m calling my database to fetch each array(which are always different depending on query). I would like to render each child array when I click on the parent item. Here’s conceptually what I want: Here’s my code: Right now, when I click on …
How can I make state updating asynchronous in React+Redux
I’m writing an incremental-style game in React and I have this setInterval inside App.ts: I’ve also got various event handlers along the lines of: Unfortunately, if I click that button multiple times in a second, it will block the setInterval from updating the time state. This state using the hook…
How to convert object data to dropdown options?
I have created two dropdowns and I am getting the back-end data. Here, I wat to display the list of websites and stores as dropdown. I want option like: Answer Is that what you need? This pretty much is the same as your comment without the count. EDIT Here is a snippet that returns exactly the expected output
Unit test with react hook fails
I don’t understand the result I get on this unit test. I expect the second check for textField.valid to be true and instead it returns false. Below is part of the component I’m testing against: … Below is the test I’m running: The output of console.log(wrapper.debug()) is the following…
Uncaught TypeError: Object (…) is not a function
I am using Paystack component in my react app, and the the component requires passing a kind of object containing some required values below is the mother component for the one holding the paystackButton componenet. inside PScomponent component . but yet the browser still give me the following error i dont kn…