use_validate

Creator: coderz1093

Last updated:

0 purchases

use_validate Image
use_validate Images
Add to Cart

Description:

use validate

flutter Use Validate #
Features #
a small library contain utils validation regex to boost your development process and focus on your business logic
it's similar to yup the validation library for javascript, if you come from web development you will find it familiar
Getting started #
just add the package to your pubspec.yaml file
Usage #
here's an example of how it's used
import 'package:flutter/material.dart';
import 'package:use_validate/use_validate.dart';

void main() {
runApp(const MyApp());
}

class MyApp extends StatefulWidget {
const MyApp({super.key});

@override
State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
final GlobalKey<FormState> _formKey = GlobalKey<FormState>();

String _email = "";
String _password = "";

void validateAndSave() {
final FormState? form = _formKey.currentState;
if (!form!.validate()) return;
// TODO your code here
}

@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
home: Scaffold(
body: Padding(
padding: const EdgeInsets.all(16.0),
child: Form(
key: _formKey,
child: Column(
children: [
TextFormField(
initialValue: _email,
onChanged: (value) => _email = value,
decoration: const InputDecoration(
labelText: 'Email',
hintText: 'Enter your email',
),
validator: (value) {
final ValidationResult validationResult = validate(value: name,
validationRules: [
ValidationRule(pattern: FieldRule.required),
ValidationRule(pattern: FieldRule.email, errorMessage: "please enter a valid email"),
]);
if (!validationResult.isValid) {
return validationResult.errorMessage;
}
return '';
},
),
const SizedBox(height: 20),
TextFormField(
initialValue: _password,
onChanged: (value) => _password = value,
obscureText: true,
decoration: const InputDecoration(
labelText: 'Password',
hintText: 'Enter your password',
),

validator: (value) {
final ValidationResult validationResult = validate(value: name,
validationRules: [
ValidationRule(pattern: FieldRule.required),
ValidationRule(pattern: FieldRule.password, errorMessage: "please enter a valid password"),
]);
if (!validationResult.isValid) {
return validationResult.errorMessage;
}
return '';
},
),
const SizedBox(height: 20),
InkWell(
onTap: () {
validateAndSave();
},
child: const Text('Submit'),
)
],
),
)),
)
,
);
}
}

copied to clipboard

License

For personal and professional use. You cannot resell or redistribute these repositories in their original state.

Files In This Product:

Customer Reviews

There are no reviews.