flutter pub add simple_form_validations基于插件公开信息、社区数据与项目使用情况整理的选型参考。
Simple Form Validations 是一个轻量级的 Dart 包，旨在简化 Flutter 应用程序中的表单验证。它提供了一组预构建的验证器，适用于常见的使用场景，如电子邮件、电话号码、密码强度和必填字段。该包可与 Flutter 的表单控件无缝集成，减少样板代码并提高开发速度。支持所有主要平台，确保在移动设备、网页或桌面端都能保持一致的验证行为。非常适合希望快速实现可靠验证而无需复杂设置的开发者。
以下为关联源码仓库的 README 原文快照，最新内容请访问源码仓库。
Simple Validations is a Dart package that provides a collection of validators for common data validation scenarios. It simplifies the process of validating user input in forms, making it easy to ensure that data entered by users meets specific criteria.
To use this plugin, add simple_form_validations as a dependency in your pubspec.yaml file.
class HomePage extends StatelessWidget {
const HomePage({super.key});
@override
Widget build(BuildContext context) {
final formKey = GlobalKey<FormState>();
return Scaffold(
body: SafeArea(
child: Container(
padding: const EdgeInsetsDirectional.all(22),
child: Form(
key: formKey,
child: Column(
children: [
TextFormField(
validator: (value) =>
SimpleValidations.usernameOrEmailValidator(value),
decoration: const InputDecoration(
hintText: 'Validator Demo',
enabledBorder: OutlineInputBorder(),
focusedBorder: OutlineInputBorder(),
border: OutlineInputBorder(),
),
),
const SizedBox(height: 22),
TextFormField(
validator: (value) =>
SimpleValidations.passwordValidator(value),
decoration: const InputDecoration(
hintText: 'Strong Password Validator Demo',
enabledBorder: OutlineInputBorder(),
focusedBorder: OutlineInputBorder(),
border: OutlineInputBorder(),
),
),
const SizedBox(height: 22),
ElevatedButton(
onPressed: () {
if (formKey.currentState!.validate()) {
print("Valid data!");
}
},
child: const Text('Submit'),
),
],
),
),
),
),
);
}
}
The following validators are available in the package:
emptyFieldValidatorbankIfscValidatoralphaCharactersValidatoralphaCharactersWithSpaceValidatoralphaNumericCharactersValidatoralphaNumericCharactersWithSpaceValidatornumericValidatornumericWithSpaceValidatorpassportValidatorpanCardValidatoraadhaarValidatorvidValidatorvoterIdValidatorsocialSecurityValidatoremailValidatorphoneNumberValidatorurlValidatordecimalValidatorpasswordValidatorusernameValidatorfileExtensionValidatoripAddressValidatorhexColorValidatorcreditCardValidatorjsonValidatoruuidValidatorisbnValidatorcurrencyValidatormacAddressValidatorhtmlTagValidatorimeiValidatorageValidatorpostalCodeValidatorbankAccountNumberValidatornameValidatorusernameOrEmailValidatorisbn13Validatorimei15ValidatoruuidV4ValidatorpostalAddressValidatorcvvValidatoripv6ValidatorlatitudeValidatorlongitudeValidatorusernameOrDisplayNameValidatoremojiValidatorslugValidatorPlease feel free to report any issues or bugs you encounter. Your feedback and suggestions are highly appreciated and will help to improve this package.