Tag: use-ref

In this post, we will see how to resolve React using context, and useRef not acting as expected Question: So, I’m using useContext along with useRef to store user information for a simple blog app. Let me show you the ...

In this post, we will see how to resolve can i use useRef hook to empty the input value? Question: I need to empty the input field when click submit button I want to know how to empty the input ...

Question: I have div like that So now I want to change the secondary span classname via indexRef like something How can I do that Best Answer: If you have better answer, please add a comment about this, thank you! ...

Question: I am attempting to show an image in a random position according to dynamic dimensions using a ref. However, when getting the useRef’s current value, I recieve undefined likely because the useRef’s target div hasn’t loaded yet. To overcome ...

Question: I am struggling with type error from UseRef’s current. Here is my code, the error happens in the last line (idnList.current) [ ERROR CODE ] TS2322: Type ‘IdnListProps[]’ is not assignable to type ‘never[]’. How can I solve this ...

Question: I made a custom Checkbox component to handle events differently, code below: I would like to dump my eslint-disable-next-line @typescript-eslint/ban-ts-comment and ts-ignore. If I rewrite my code it reads as below, I get a typescript error: The error is: ...

Question: According to the documentation of useEffect, it starts after the HTML elements are rendered so why I am getting the value of useRef hook as undefined inside the useEffect function. How can I set the value of Input field ...

Question: In the official doc, it says “React will set its .current property to the corresponding DOM node whenever that node changes.” So after React renders DOM, the DOM node changes and React updates ref. However, React does not seem ...

Question: I’m quite new to React & TypeScript and need to write testcases for some Frontend code. In the DTO of the component I want to test, there is a props-attribute defined with “RefObject” as Datatype. Only thing I could ...

Question: I am having a state variable that is defined as follows where done has the following structure I want to run the useffect when some changes are made to the done and also values array under each object. In ...