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demo.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>
JustValidate - modern form validation library written in Typescript
</title>
<meta
name="description"
content="Modern, customizable, simple, lightweight (~5kb gzip) form validation library, with no dependencies (no JQuery!)"
/>
<link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png" />
<link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png" />
<link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png" />
<link rel="manifest" href="/site.webmanifest" />
<link rel="mask-icon" href="/safari-pinned-tab.svg" color="#5bbad5" />
<meta name="msapplication-TileColor" content="#5c30f6" />
<meta name="theme-color" content="#ffffff" />
<link
href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css"
rel="stylesheet"
integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3"
crossorigin="anonymous"
/>
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
<link
href="https://fonts.googleapis.com/css2?family=Montserrat&display=swap"
rel="stylesheet"
/>
<link href="./site/css/main.css" rel="stylesheet" />
<!-- EXAMPLE PAGE HEAD -->
<link
rel="stylesheet"
type="text/css"
href="https://cdn.jsdelivr.net/npm/toastify-js/src/toastify.min.css"
/>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/toastify-js"
></script>
<script type="text/javascript" src="./dist/just-validate.production.min.js"></script>
<script>
window.fakeFetch = (time = 1000, func) =>
new Promise((resolve) => {
setTimeout(() => {
resolve(typeof func === 'function' ? func() : false);
}, time);
});
window.showNotification = () => {
window
.Toastify({
text: 'Validation successfully passed!',
duration: 3000,
close: true,
gravity: 'bottom', // `top` or `bottom`
position: 'left', // `left`, `center` or `right`
stopOnFocus: true, // Prevents dismissing of toast on hover
})
.showToast();
};
</script>
</head>
<body>
<header class="header content">
<a href="/" class="logo">
<img src="/img/logo.svg" alt="JustValidate" />
</a>
<nav class="top-nav">
<a href="/examples/" class="top-nav__item">Examples</a>
<a
href="https://github.com/horprogs/Just-validate"
class="top-nav__item"
>Github</a
>
</nav>
</header>
<main class="main content examples-content">
<h1 class="mt-3">Examples</h1>
<div class="mt-5 section-shadow" id="basic">
<h2>
<a href="#basic" class="example-link">Basic validation</a>
</h2>
<section class="base-example container py-2 px-0">
<form action="#" id="basic-validation-form" autocomplete="off">
<div class="row">
<div class="col">
<label for="example1_name">Enter your name</label>
<input
type="text"
class="form__input form-control"
placeholder="Enter your name"
autocomplete="off"
name="example1_name"
id="example1_name"
/>
</div>
<div class="col">
<label for="example1_email">Enter your email</label>
<input
type="email"
class="form__input form-control"
placeholder="Enter your email"
autocomplete="off"
name="example1_email"
id="example1_email"
/>
</div>
</div>
<div class="form-group mt-3">
<label for="example1_password">Enter your password</label>
<input
type="password"
class="form__input form-control"
placeholder="Enter your password"
autocomplete="off"
name="example1_password"
id="example1_password"
/>
</div>
<div class="form-group mt-3">
<label for="example1_age">Enter your age</label>
<input
type="text"
class="form__input form-control"
placeholder="Enter your age"
autocomplete="off"
name="example1_age"
id="example1_age"
/>
</div>
<div class="d-grid mt-4">
<button class="btn btn-primary" id="example1_submit-btn">
Submit
</button>
</div>
</form>
<script>
(() => {
const validation = new JustValidate('#basic-validation-form', {
errorFieldCssClass: 'is-invalid',
errorLabelStyle: {
fontSize: '14px',
color: '#dc3545',
},
focusInvalidField: true,
lockForm: true,
});
validation
.addField('#example1_name', [
{
rule: 'minLength',
value: 3,
},
{
rule: 'maxLength',
value: 15,
},
])
.addField('#example1_email', [
{
rule: 'required',
},
{
rule: 'email',
},
])
.addField('#example1_password', [
{
rule: 'password',
},
])
.addField('#example1_age', [
{
rule: 'number',
},
{
rule: 'minNumber',
value: 18,
},
{
rule: 'maxNumber',
value: 150,
},
])
.onSuccess((ev) => {
ev.preventDefault();
window.showNotification();
});
})();
</script>
</section>
</div>
<div class="mt-5 section-shadow" id="advanced">
<h2>
<a href="#advanced" class="example-link">
More fields, custom rules
</a>
</h2>
<section class="base-example container py-2 px-0">
<form action="#" id="more-fields-validation-form" autocomplete="off">
<div class="form-group">
<label for="example2_password">Enter your password</label>
<input
type="password"
class="form__input form-control"
placeholder="Enter your password"
autocomplete="off"
name="example2_password"
id="example2_password"
/>
</div>
<div class="form-group mt-3">
<label for="example2_repeat-password">Repeat your password</label>
<input
type="password"
class="form__input form-control"
placeholder="Repeat your password"
autocomplete="off"
name="example2_repeat-password"
id="example2_repeat-password"
/>
</div>
<div class="form-group mt-3">
<label for="example2_message">Enter your message</label>
<textarea
name="msg"
cols="30"
rows="10"
class="form__textarea form-control"
id="example2_message"
></textarea>
</div>
<div class="form-group mt-4">
<label for="example2_favorite_animal_select" class="form-label"
>Select you favorite animal</label
>
<select
name="example2_favorite_animal_select"
id="example2_favorite_animal_select"
class="form-select"
>
<option value="">--Please choose an option--</option>
<option value="dog">Dog</option>
<option value="cat">Cat</option>
<option value="hamster">Hamster</option>
<option value="parrot">Parrot</option>
<option value="spider">Spider</option>
<option value="goldfish">Goldfish</option>
</select>
</div>
<div class="form-group mt-4">
<div class="form-check">
<label class="form-check-label" for="example2_consent_checkbox"
>I agree to provide the information</label
>
<input
type="checkbox"
id="example2_consent_checkbox"
class="form-check-input"
/>
</div>
</div>
<div
class="form-group mt-4"
id="example2_read_terms_checkbox_group"
>
<div class="form-check">
<label
class="form-check-label"
for="example2_read_terms_checkbox_group_1"
>I have read Privacy Policy</label
>
<input
type="checkbox"
name="checkbox-group-fruit"
id="example2_read_terms_checkbox_group_1"
class="form-check-input"
/>
</div>
<div class="form-check">
<label
class="form-check-label"
for="example2_read_terms_checkbox_group_2"
>I have read Terms Of Use</label
>
<input
type="checkbox"
name="checkbox-group-fruit"
id="example2_read_terms_checkbox_group_2"
class="form-check-input"
/>
</div>
<div class="form-check">
<label
class="form-check-label"
for="example2_read_terms_checkbox_group_3"
>I have read Cookies Policy</label
>
<input
type="checkbox"
name="checkbox-group-fruit"
id="example2_read_terms_checkbox_group_3"
class="form-check-input"
/>
</div>
</div>
<div class="mt-4 form-group">
<div class="pb-1">
Please select the preferred way for communication
</div>
<div class="form-check" id="example2_communication_radio_group">
<input
type="radio"
name="radio"
class="form-check-input"
id="example2_communication_radio_group_1"
/>
<label
class="form-check-label"
for="example2_communication_radio_group_1"
>
Email
</label>
<br />
<input
type="radio"
name="radio"
class="form-check-input"
id="example2_communication_radio_group_2"
/>
<label
class="form-check-label"
for="example2_communication_radio_group_2"
>
SMS
</label>
</div>
</div>
<div class="d-grid mt-4">
<button class="btn btn-primary" id="example2_submit-btn">
Submit
</button>
</div>
</form>
<script>
(() => {
const validation = new JustValidate(
'#more-fields-validation-form',
{
errorFieldCssClass: 'is-invalid',
errorLabelStyle: {
fontSize: '14px',
color: '#dc3545',
},
focusInvalidField: true,
lockForm: true,
}
);
validation
.addField('#example2_password', [
{
rule: 'required',
},
])
.addField('#example2_repeat-password', [
{
rule: 'required',
},
{
validator: (value, fields) => {
if (
fields['#example2_password'] &&
fields['#example2_password'].elem
) {
const repeatPasswordValue =
fields['#example2_password'].elem.value;
return value === repeatPasswordValue;
}
return true;
},
errorMessage: 'Passwords should be the same',
},
])
.addField('#example2_message', [
{
validator: (value) => {
return value !== undefined && value.length > 3;
},
errorMessage: 'Message should be more than 3 letters.',
},
])
.addField('#example2_consent_checkbox', [
{
rule: 'required',
},
])
.addField('#example2_favorite_animal_select', [
{
rule: 'required',
},
])
.addRequiredGroup(
'#example2_read_terms_checkbox_group',
'You should select at least one communication channel'
)
.addRequiredGroup('#example2_communication_radio_group')
.onSuccess((event) => {
event.preventDefault();
window.showNotification();
});
})();
</script>
</section>
</div>
<div class="mt-5 section-shadow" id="async">
<h2>
<a href="#async" class="example-link"> Async validation </a>
</h2>
<section class="base-example container py-2 px-0">
<form action="#" id="async-validation-form" autocomplete="off">
<div class="form-group">
<label for="example3_name">Enter your name</label>
<input
type="text"
class="form__input form-control"
placeholder="Enter your password"
autocomplete="off"
name="example3_name"
id="example3_name"
/>
</div>
<div class="d-grid mt-4">
<button class="btn btn-primary" id="submit-btn2">Submit</button>
</div>
</form>
<script>
(() => {
const validation = new JustValidate('#async-validation-form', {
errorFieldCssClass: 'is-invalid',
errorLabelStyle: {
fontSize: '14px',
color: '#dc3545',
},
focusInvalidField: true,
lockForm: true,
});
validation
.addField('#example3_name', [
{
validator: () => {
return () => window.fakeFetch(500);
},
errorMessage: 'Name already exists',
},
])
.onSuccess((event) => {
event.preventDefault();
window.showNotification();
});
})();
</script>
</section>
</div>
<div class="mt-5 section-shadow" id="tooltips">
<h2>
<a href="#tooltips" class="example-link"> Tooltips </a>
</h2>
<section class="base-example container py-2 px-0">
<form action="#" id="tooltips-validation-form" autocomplete="off">
<div class="row">
<div class="col">
<label for="example4_name">Enter your name</label>
<input
type="text"
class="form__input form-control"
placeholder="Enter your name"
autocomplete="off"
name="example4_name"
id="example4_name"
/>
</div>
<div class="col">
<label for="example4_email">Enter your email</label>
<input
type="email"
class="form__input form-control"
placeholder="Enter your email"
autocomplete="off"
name="example4_email"
id="example4_email"
/>
</div>
</div>
<div class="form-group mt-4">
<label for="example4_favorite_animal_select" class="form-label"
>Select you favorite animal</label
>
<select
name="pets"
id="example4_favorite_animal_select"
class="form-select"
>
<option value="">--Please choose an option--</option>
<option value="dog">Dog</option>
<option value="cat">Cat</option>
<option value="hamster">Hamster</option>
<option value="parrot">Parrot</option>
<option value="spider">Spider</option>
<option value="goldfish">Goldfish</option>
</select>
</div>
<div class="form-group mt-4">
<div class="form-check">
<label class="form-check-label" for="example4_consent_checkbox"
>I agree to provide the information</label
>
<input
type="checkbox"
id="example4_consent_checkbox"
class="form-check-input"
/>
</div>
</div>
<div
class="form-group mt-4"
id="example4_read_terms_checkbox_group"
style="width: 250px"
>
<div class="form-check">
<label
class="form-check-label"
for="example4_read_terms_checkbox_group_1"
>I have read Privacy Policy</label
>
<input
type="checkbox"
name="checkbox-group-fruit"
id="example4_read_terms_checkbox_group_1"
class="form-check-input"
/>
</div>
<div class="form-check">
<label
class="form-check-label"
for="example4_read_terms_checkbox_group_2"
>I have read Terms Of Use</label
>
<input
type="checkbox"
name="checkbox-group-fruit"
id="example4_read_terms_checkbox_group_2"
class="form-check-input"
/>
</div>
<div class="form-check">
<label
class="form-check-label"
for="example4_read_terms_checkbox_group_3"
>I have read Cookies Policy</label
>
<input
type="checkbox"
name="checkbox-group-fruit"
id="example4_read_terms_checkbox_group_3"
class="form-check-input"
/>
</div>
</div>
<div class="mt-4 form-group">
<div class="pb-1">
Please select the preferred way for communication
</div>
<div
class="form-check"
id="example4_communication_radio_group"
style="max-width: 200px"
>
<input
type="radio"
name="radio"
class="form-check-input"
id="example4_communication_radio_group_1"
/>
<label
class="form-check-label"
for="example4_communication_radio_group_1"
>
Email
</label>
<br />
<input
type="radio"
name="radio"
class="form-check-input"
id="example4_communication_radio_group_2"
/>
<label
class="form-check-label"
for="example4_communication_radio_group_2"
>
SMS
</label>
</div>
</div>
<div class="d-grid mt-4">
<button class="btn btn-primary" id="example4_submit-btn">
Submit
</button>
</div>
</form>
<script>
(() => {
const validation = new JustValidate('#tooltips-validation-form', {
errorFieldCssClass: 'is-invalid',
errorLabelStyle: {
fontSize: '14px',
color: '#dc3545',
},
focusInvalidField: true,
lockForm: true,
tooltip: {
position: 'top',
},
});
validation
.addField('#example4_name', [
{
rule: 'required',
},
{
rule: 'minLength',
value: 3,
},
{
rule: 'maxLength',
value: 15,
},
])
.addField(
'#example4_email',
[
{
rule: 'required',
errorMessage: 'Email is required',
},
{
rule: 'email',
errorMessage: 'Email is invalid',
},
],
{
tooltip: {
position: 'bottom',
},
}
)
.addField(
'#example4_consent_checkbox',
[
{
rule: 'required',
},
],
{
tooltip: {
position: 'left',
},
}
)
.addField(
'#example4_favorite_animal_select',
[
{
rule: 'required',
},
],
{
tooltip: {
position: 'right',
},
}
)
.addRequiredGroup(
'#example4_read_terms_checkbox_group',
'You should select at least one communication channel',
{
tooltip: {
position: 'right',
},
}
)
.addRequiredGroup(
'#example4_communication_radio_group',
undefined,
{
tooltip: {
position: 'right',
},
}
)
.onSuccess((event) => {
console.log('Validation passes and form submitted', event);
});
})();
</script>
</section>
</div>
<div class="mt-5 section-shadow" id="localization">
<h2>
<a href="#localization" class="example-link"> Localization </a>
</h2>
<section class="base-example container py-2 px-0">
<div class="mb-4">
<div class="flags">
<div class="flags__title">Change error messages language:</div>
<div class="flags__content">
<button id="change-lang-btn-ru" class="flag">
<img src="../img/flag-ru.svg" alt="RU" />
</button>
<button id="change-lang-btn-en" class="flag">
<img src="../img/flag-gb.svg" alt="GB" />
</button>
<button id="change-lang-btn-es" class="flag">
<img src="../img/flag-es.svg" alt="ES" />
</button>
</div>
</div>
</div>
<form action="#" id="localization-validation-form" autocomplete="off">
<div class="row">
<div class="col">
<label for="example5_name">Enter your name</label>
<input
type="text"
class="form__input form-control"
placeholder="Enter your name"
autocomplete="off"
name="example5_name"
id="example5_name"
/>
</div>
<div class="col">
<label for="example5_email">Enter your email</label>
<input
type="email"
class="form__input form-control"
placeholder="Enter your email"
autocomplete="off"
name="example5_email"
id="example5_email"
/>
</div>
</div>
<div class="d-grid mt-4">
<button class="btn btn-primary" id="example5_submit-btn">
Submit
</button>
</div>
</form>
<script>
(() => {
const validation = new JustValidate(
'#localization-validation-form',
{
errorFieldCssClass: 'is-invalid',
errorLabelStyle: {
fontSize: '14px',
color: '#dc3545',
},
focusInvalidField: true,
},
[
{
key: 'Name is too short',
dict: {
ru: 'Имя слишком короткое',
es: 'El nombre es muy corto',
},
},
{
key: 'Name is too long',
dict: {
ru: 'Имя слишком длинное',
es: 'El nombre es demasiado largo',
},
},
{
key: 'Email is required',
dict: {
ru: 'Еmail - обязательное поле',
es: 'Correo electronico es requerido',
},
},
{
key: 'Email is invalid',
dict: {
ru: 'Указан некорректный Email',
es: 'El correo electrónico es invalido',
},
},
]
);
validation
.addField('#example5_name', [
{
rule: 'required',
},
{
rule: 'minLength',
value: 3,
errorMessage: 'Name is too short',
},
{
rule: 'maxLength',
value: 15,
errorMessage: 'Name is too long',
},
])
.addField('#example5_email', [
{
rule: 'required',
errorMessage: 'Email is required',
},
{
rule: 'email',
errorMessage: 'Email is invalid',
},
])
.onSuccess((ev) => {
ev.preventDefault();
window.showNotification();
});
document
.querySelector('#change-lang-btn-en')
.addEventListener('click', () => {
validation.setCurrentLocale();
});
document
.querySelector('#change-lang-btn-ru')
.addEventListener('click', () => {
validation.setCurrentLocale('ru');
});
document
.querySelector('#change-lang-btn-es')
.addEventListener('click', () => {
validation.setCurrentLocale('es');
});
})();
</script>
</section>
</div>
<div class="mt-5 section-shadow" id="conditional">
<h2>
<a href="#conditional" class="example-link">Conditional validation</a>
</h2>
<section class="base-example container py-2 px-0">
<form action="#" id="conditional-validation-form" autocomplete="off">
<div class="row">
<div class="col">
<label for="example1_name">Enter your name</label>
<input
type="text"
class="form__input form-control"
placeholder="Enter your name"
autocomplete="off"
name="example6_name"
id="example6_name"
/>
</div>
</div>
<div class="form-group mt-4">
<div class="form-check">
<label class="form-check-label" for="example6_checkbox"
>Name is required</label
>
<input
type="checkbox"
id="example6_checkbox"
class="form-check-input"
/>
</div>
</div>
<div class="d-grid mt-4">
<button class="btn btn-primary" id="example6_submit-btn">
Submit
</button>
</div>
</form>
<script>
(() => {
const validation = new JustValidate(
'#conditional-validation-form',
{
errorFieldCssClass: 'is-invalid',
errorLabelStyle: {
fontSize: '14px',
color: '#dc3545',
},
focusInvalidField: true,
lockForm: true,
}
);
validation.onSuccess((ev) => {
ev.preventDefault();
window.showNotification();
});
document
.querySelector('#example6_checkbox')
.addEventListener('click', (e) => {
if (e.target.checked) {
validation.addField('#example6_name', [
{
rule: 'required',
},
]);
} else {
validation.removeField('#example6_name');
}
});
})();
</script>
</section>
</div>
<div class="mt-5 section-shadow" id="files">
<h2>
<a href="#files" class="example-link">Files validation</a>
</h2>
<section class="base-example container py-2 px-0">
<form action="#" id="files-form" autocomplete="off">
<div class="form-group mt-4">
<div class="col">
<label for="example7_minmax">Upload 1-3 files</label>
<input
type="file"
class="form__input form-control"
name="example7_minmax"
id="example7_minmax"
multiple
/>
</div>
</div>
<div class="form-group mt-4">
<div class="col">
<label for="example7_png">Upload 1 png file</label>
<input
type="file"
class="form__input form-control"
name="example7_png"
id="example7_png"
multiple
/>
</div>
</div>
<div class="form-group mt-4">
<div class="col">
<label for="example7_attr"
>Upload several png/jpg/jpeg files with min size 10kb and max
size 25kb</label
>
<input
type="file"
class="form__input form-control"
name="example7_attr"
id="example7_attr"
multiple
/>
</div>
</div>