Tag: parent-child

TextInput gets unfocused after typing each character

javascript parent-child react-native reactjs rendering

I’m using React to build a form and I’m trying to filter a list with the SearchInput (which works the same as TextInput) located in the child component Header. But everytime I type a character the SearchInput gets unfocused Answer Oh, I think I can see the problem now – it’s the way you’re rendering the <SearchInput /> component. You’re

React: Changed state in Child component. How to see the change in parent component?

components javascript parent-child reactjs state

For a website I am working on I have made a component with checkboxes that triggers a state change in a parent component. I have checked in the console through the child component that the state is changed, but I want the parent component to “notice” the change too. I have tried useEffect and componentDidUpdate but they both do not

Is it possible for a field instance of an object to call upon the object itself? (JavaScript)

class-hierarchy es6-class javascript parent-child

TL;DR If an object X has an object Y as its field instance, is there a way for Y to call upon or retrieve X without assigning X to also be a field instance of Y? I am writing a JavaScript program which implements Farkle, a die-based game. To run a game of Farkle, I instantiate one instance of the

Iterate through all children and children children of an object

javascript object parent-child

I have an object with children objects, and even great grandchildren objects. I am currently using Which produces, for example: created_at: 2021-01-01T00:00:00.000Z id: string data: [object Object] items: [object Object],[object Object] How do I iterate through any number of child objects to return something similar to created_at: 2021-01-01T00:00:00.000Z id: string data: [object Object] data: 1 of 1 {contents} items: 1

React Controlled Form with Child /Parent component

controlled-component forms javascript parent-child reactjs

I’m building a controlled form with dynamic fields. The Parent component get data from a redux store and then set state with the values. I don’t want to make it with too much code lines so I turn the dynamic fields into a component. States stay in the parent component and I use props to pass the handlechange function. Parent

“Do not mutate vuex store state outside mutation handlers” error even after using computed var for prop

javascript parent-child vue-component vuejs2 vuex

With the following component, I am getting an Error: [vuex] do not mutate vuex store state outside mutation handlers. error: For reference, here is headers.js: and BaseTableColumn.vue: The issue happens here: However, if I follow the docs like so: I still get the errors, specifically in the updated() hook and the highlightFirst() method, even though I’m not referencing or mutating