Required Field Validation with ng-required
ng-required is a built-in AngularJS directive used to ensure that a form field is mandatory before form submission. It is commonly used in forms where input fields must not be….
Category: AngularJS
Using ng-pattern for input validation
ng-pattern is a built-in directive in AngularJS that allows developers to validate user input using regular expressions (regex). It ensures that users enter data in a specific format before submission…..
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….
ng-submit – Handling form submission
In AngularJS, the ng-submit directive is used to handle form submissions. It ensures that the form is submitted properly without requiring an explicit JavaScript function call. Unlike the traditional onsubmit….
Handling Errors in Forms with ng-messages in AngularJS
Form validation is crucial for a seamless user experience and data integrity. While ng-show and ng-if can be used to display validation messages, AngularJS provides a more efficient way to….
Form Validation in AngularJS (ng-valid, ng-invalid)
Form validation is an essential part of any web application to ensure data integrity and user input correctness. In AngularJS, form validation is handled using built-in directives and CSS classes….