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Category: React Fundamentals

React validate if an item exist in array and set a message to the user
Category ReactPosted on August 26, 2022August 26, 2022

React validate if an item exist in array and set a message to the user

Hi, in this post I’m going to add a new item(name) to an existent array(names) and I will check if the new item exist in the array and if exist then send a message to th…
Read more "React validate if an item exist in array and set a message to the user"
React delete item and update the DOM
Category JavascriptPosted on August 26, 2022August 26, 2022

React delete item and update the DOM

Hi, in this post I’m going to add the code to delete an item (name) to an existent array (names) and update the DOM automatically on the OnClick method. …
Read more "React delete item and update the DOM"
React add item and update the DOM
Category JavascriptPosted on August 26, 2022August 26, 2022

React add item and update the DOM

Hi, in this post I'm going to add the code to add a new item (name) to an existent array (names) and update the DOM automatically on the OnClick method. …
Read more "React add item and update the DOM"
Work with inputs/form in React
Category JavascriptPosted on August 22, 2022August 22, 2022

Work with inputs/form in React

Hi, this code have the way to save the user data in local state through React. …
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Spread operator in objects
Category ES6Posted on August 12, 2022August 12, 2022

Spread operator in objects

Hi, in this post we are going to use the spread operator (...) in objects. …
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Colocate state in React
Category ReactPosted on January 13, 2022January 13, 2022

Colocate state in React

Hi, in this post we are going to see what means "colocate state in React" and we are going to see an example. …
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useRef in React
Category ReactPosted on January 8, 2022January 8, 2022

useRef in React

Hi, in this post we are going to see how to use the "useRef" hook in an example. …
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What is lifting state in React?
Category ReactPosted on January 7, 2022January 7, 2022

What is lifting state in React?

Hi, in this post we are going to learn about what is lifting state in React and we are going to see an example. …
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What is a Custom hook in React?
Category ReactPosted on January 4, 2022January 4, 2022

What is a Custom hook in React?

Hi in this post we are going to know what is a custom hook in React and how this will help us in our code. …
Read more "What is a Custom hook in React?"
Optimizing useEffect in React
Category ReactPosted on December 31, 2021December 31, 2021

Optimizing useEffect in React

Hi, in this post we are going to see how to optimize the useEffect hook in React. …
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React validate if an item exist in array and set a message to the user
Category ReactPosted on August 26, 2022August 26, 2022

React validate if an item exist in array and set a message to the user

React delete item and update the DOM
Category JavascriptPosted on August 26, 2022August 26, 2022

React delete item and update the DOM

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