Click is one of the most common events in React. In this article, you will learn how to create an advanced function to handle clicks and pass additional parameters to onClick event handlers in React. Pass Parameters to onClick in React React developers set onClick…
In this article, we’ll discuss how to use the onClick event handler to render (or hide) components in React. You’ll also learn how to use CSS to hide or show component after user clicks a button. Use onClick to render a component in React To…
Inputs are necessary to build dynamic web applications in React. It’s important to know how to get user inputs and work with them. In this guide, we will break down code examples to show how to get input values in response to change, click, submit…
document.getElementById() is a commonly used method to access and manipulate DOM elements in JavaScript. React is a JavaScript-based library, but developers can not use document.getElementById() to access DOM elements in React. In this article, we will explore the right way to perform this task. Get…
Labels are often overlooked, but important elements for collecting user inputs in React. Normally, <label> elements have a for attribute set to input id, so HTML displays label next to the input. In React, <label> elements need to have htmlFor attribute instead. JSX looks like…
Collecting user inputs is a key to building interactive web applications in React. All React apps use input fields in one way or another. React docs recommend to store user inputs in the state. To do this, you need to update state values whenever user…
Ternary operator is a JavaScript feature commonly used for building apps in React. In this article, you will learn about ternary operators, their use cases and usefulness for implementing dynamic features in React. Ternary operators in JSX React components are a combination of JavaScript and…
In this article, we will explore useEffect() hook and how it works without a dependency array. useEffect without a dependency array We use the useEffect() hook to run side effects when the component mounts, renders, re-renders, or unmounts. Dependency array affects when the useEffect() hook…
Strings are one of essential building blocks of web applications in React. We need strings for everything – from styling to custom error messages. Strings are normally static and have a beginning and an end, marked by single or double quotes. But sometimes we need…
You need onChange event handler to work with <select>, one of the most common input elements in React. onChange event handler to save selected value in the state React docs recommend to store input values in the state. To make this work, you need an…
