validate-form-with-javascript/index.html at main · Programonaut-Blog/validate-form-with-javascript · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Custom Form</title>
    <link rel="stylesheet" href="style.css">
</head>

<body>
    <form name="custom-form" onsubmit="return validateForm()">
        <label for="first-name">First name</label>
        <input type="text" id="first-name" name="first-name">
        <label for="last-name">Last name</label>
        <input type="text" id="last-name" name="last-name">
        <label for="birthdate">Birthdate</label>
        <input type="date" id="birthdate" name="birthdate">
        <label for="email">Email</label>
        <input type="email" id="email" name="email">
        <label for="phone">Phone</label>
        <input type="tel" id="phone" name="phone" pattern="[0-9]{3}-[0-9]{3}-[0-9]{4}">
        <label for="uid">User ID</label>
        <input type="text" id="uid" name="uid" pattern="x[0-9]{3}-[0-9]{3}!">
        <label for="favorite-number">Favorite number</label>
        <input type="number" id="favorite-number" name="favorite-number">
        <input type="submit" value="Submit">
    </form>

    <script src="validate.js"></script>
</body>

</html>