Package detailsv2.2.5

validation_textformfield

flutter textfield validation lets you validate different textform fields in your Flutter app.

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pub.dev API documentation Source code

30-day downloads: 41
Likes: 37
Pub points: 130

Install package

flutter pub add validation_textformfield

Package Overview

Package selection guidance compiled from public package information, community data, and project usage.

The validation_textformfield package enhances Flutter applications by providing easy-to-use validation for text form fields. It allows developers to apply various validation rules—such as required fields, email format, and custom patterns—directly within TextFormField widgets. With support across all major platforms, it streamlines input validation without requiring boilerplate code. The package integrates seamlessly into existing forms, improving user experience through real-time feedback. It is ideal for apps needing robust, reusable form validation logic.

Use cases

Form input validation
Email and phone number validation
Custom validation rules
Real-time user feedback
Reusable form components
Cross-platform form handling

Key features

Built-in validation rules
Custom validator support
Real-time validation feedback
Cross-platform compatibility
Simple integration with TextFormField
Extensible validation logic

Suitable for

Flutter beginners
Form-heavy applications
Mobile and web apps
Developers seeking quick validation
Apps requiring consistent input validation
Teams prioritizing development speed

Considerations

Limited to text form fields
No built-in internationalization
Requires manual error message customization
Depends on external dependencies
Not designed for complex nested forms
May need additional styling for UI consistency

Original README

Original README snapshot from the linked source repository. Visit the repository for the latest content.

Installation

Add the latest version of package to your pubspec.yaml (and rundart pub get):

dependencies:
  validation_textformfield: Update version

Import the package and use it in your Flutter App.

import 'package:validation_textformfield/validation_textformfield.dart';

A Flutter package for launching a Validation TextFormField . Supports iOS, Android, web, Windows, macOS, and Linux.

Example


EmailValidationTextField(
 whenTextFieldEmpty: "Please enter  email",
 validatorMassage: "Please enter valid email",
 decoration: InputDecoration(
 focusedBorder: OutlineInputBorder(
 borderSide: BorderSide(color: Colors.black, width: 0.5),
),
 enabledBorder: OutlineInputBorder(
 borderSide: BorderSide(color: Colors.black, width: 0.5),
),
 border: OutlineInputBorder(),
 counterText: '',
 hintStyle: TextStyle(color: Colors.black, fontSize: 18.0)),
 textEditingController: txtEmailCtrl,
)

PassWordValidationTextFiled(
 lineIndicator:false,
 passwordMinError: "Must be more than 5 charater", 
 hasPasswordEmpty: "Password is Empty",
 passwordMaxError: "Password to long", 
 passWordUpperCaseError: "at least one Uppercase (Capital)lette",
 passWordDigitsCaseError: "at least one digit",
 passwordLowercaseError: "at least one lowercase character",
 passWordSpecialCharacters: "at least one Special Characters",
 obscureText: _isObscure,
 scrollPadding: EdgeInsets.only(left: 60),
 onChanged: (value) {
  // print(value);
 },
 passTextEditingController: txtPasswordCtrl,
 passwordMaxLength: 10,
 passwordMinLength: 5,
),


ConfirmPassWordValidationTextFromField(
 obscureText: _isObscure,
// obscureText: _isObscure,
 scrollPadding: EdgeInsets.only(left: 60),
 onChanged: (value) {
// print(value);
 },
 whenTextFieldEmpty: "Empty",
 validatorMassage: "Password not Match",
 confirmtextEditingController: txtConfPasswordCtrl,
// passtControllername:txtPasswordCtrl
),

See the example app for more complex examples.