Using useReducer for Complex State Management
In React, managing state can become complex when you have multiple state variables or when the state transitions are intricate. While useState is perfect for simple state logic, React’s useReducer….
Tag: Form Handling
Controlled vs. Uncontrolled Components
In React, controlled and uncontrolled components refer to how form elements manage their state. The key difference lies in who is in control of the input field’s state: the React….
Using $.get() and $.post() shorthand methods
Using $.get() and $.post() Shorthand Methods in jQuery In web development, the need to communicate with a server, retrieve or send data asynchronously, and update parts of a web page….
Yup for Form Validation
Yup is a powerful JavaScript schema builder for value parsing and validation, commonly used with form libraries like Formik and React Hook Form. Here’s a comprehensive guide to using Yup….
Formik Library for Form Handling
Formik is a popular form library for React that helps with form state management, validation, and submission handling. Here’s everything you need to know to use Formik effectively: Core Concepts….
Custom Form Validation with AngularJS
Form validation is a crucial aspect of web applications to ensure data integrity and user-friendly interactions. AngularJS provides built-in validation directives like required, ng-minlength, and ng-pattern, but sometimes, we need….
Resetting Forms in AngularJS
In AngularJS, handling forms is an essential part of user interactions. Sometimes, you need to reset the form after submission or clear all input fields when a user clicks a….
Preventing form submission using ng-form
In AngularJS, forms are typically handled using the <form> tag. However, Angular also provides the ng-form directive, which allows you to create nested forms and prevent default form submissions. This….
$touched and $untouched for form elements
AngularJS provides various built-in properties for form validation, among which $touched and $untouched help track user interactions with form elements. These properties allow us to display validation messages only when….
$dirty and $pristine states in AngularJS forms
AngularJS provides built-in form validation states that help track user interactions with form fields. Among these, $dirty and $pristine are two important properties used to determine whether a form or….