password - check confirm

by kursolle

HTML

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

  <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>

    <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,300italic,700,700italic">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/8.0.1/normalize.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/milligram/1.4.1/milligram.css">
  </head>

  <body>
    <main>
      <h1>Meddelande i inputbox</h1>
      <article>
        <section>
          <h2>Formuläret</h2>
          <p>Ange två identiska lösenord för att komma vidare.</p>
          <form action="?action=select" method="POST">
            <input type="password" name="password" id="password" placeholder="Password" required />
            <input type="password" name="confirm_password" id="confirm_password" placeholder="Confirm password" required />

            <button type="submit" name="button" value="skicka">skicka</button>
          </form>
        </section>
        <section>
          <h2>Info</h2>
          <p>För att kunna klicka på knappen och gå vidare till nästa sida så måste lösenorden vara identiska.</p>
        </section>
      </article>
    </main>
  </body>

</html>

CSS

main {
  margin: 20px;
}

section {
  flex: 0 0 auto;
  margin: 10px;
  width: 40vw;
}

article {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  justify-content: space-between;
  align-items: auto;
  align-content: start
}

JavaScript

var password = document.getElementById("password")
var confirm_password = document.getElementById("confirm_password");

function validatePassword(){
  if(password.value != confirm_password.value) {
    confirm_password.setCustomValidity("Lösenorden är inte identiska");
  } else {
    confirm_password.setCustomValidity('');
  }
}

password.onchange = validatePassword;
confirm_password.onkeyup = validatePassword;