Bootstrap 5: Kryssrutor och alternativknappar


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Kryssrutor

Kryssrutor används om du vill att användaren ska välja valfritt antal alternativ från en lista med förinställda alternativ.

Exempel

<div class="form-check">
  <input class="form-check-input" type="checkbox" id="check1" name="option1" value="something" checked>
  <label class="form-check-label">Option 1</label>
</div>

Prova själv →

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Checkboxes</h2>
  <p>To style a checkbox, use a container element with a .form-check class, and add .form-check-label to labels, and .form-check-input to the input with type="checkbox".</p>
  <p>The form below contains three checkboxes. The first option is checked by default, and the last option is disabled:</p>
  <form action="/action_page.php">
    <div class="form-check">
      <input type="checkbox" class="form-check-input" id="check1" name="option1" value="something" checked>
      <label class="form-check-label" for="check1">Option 1</label>
    </div>
    <div class="form-check">
      <input type="checkbox" class="form-check-input" id="check2" name="option2" value="something">
      <label class="form-check-label" for="check2">Option 2</label>
    </div>
    <div class="form-check">
      <input type="checkbox" class="form-check-input" disabled>
      <label class="form-check-label">Option 3</label>
    </div>
    <button type="submit" class="btn btn-primary mt-3">Submit</button>
  </form>
</div>

</body>
</html>

Exempel förklarat

För att utforma kryssrutor, använd ett omslagselement med class="form-check" för att säkerställa korrekta marginaler för etiketter och kryssrutor.

Lägg sedan till klassen .form-check-label till etikettelement och .form-check-input för att utforma kryssrutor korrekt i .form-check-behållaren.

Använd attributet checked om du vill att kryssrutan ska vara markerad som standard.

Radioknappar

Radioknappar används om du vill begränsa användaren till bara ett val från en lista med förinställda alternativ.

Exempel

<div class="form-check">
  <input type="radio" class="form-check-input" id="radio1" name="optradio" value="option1" checked>Option 1
  <label class="form-check-label" for="radio1"></label>
</div>
<div class="form-check">
  <input type="radio" class="form-check-input" id="radio2" name="optradio" value="option2">Option 2
  <label class="form-check-label" for="radio2"></label>
</div>
<div class="form-check">
  <input type="radio" class="form-check-input" disabled>Option 3
  <label class="form-check-label"></label>
</div>

Prova själv →

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Radio buttons</h2>
  <p>The form below contains three radio buttons. The first option is checked by default, and the last option is disabled:</p>
  <form action="/action_page.php">
    <div class="form-check">
      <input type="radio" class="form-check-input" id="radio1" name="optradio" value="option1" checked>
      <label class="form-check-label" for="radio1">Option 1</label>
    </div>
    <div class="form-check">
      <input type="radio" class="form-check-input" id="radio2" name="optradio" value="option2">
      <label class="form-check-label" for="radio2">Option 2</label>
    </div>
    <div class="form-check">
      <input type="radio" class="form-check-input" disabled>
      <label class="form-check-label">Option 3</label>
    </div>
    <button type="submit" class="btn btn-primary mt-3">Submit</button>
  </form>
</div>

</body>
</html>

Vippbrytare

Om du vill att din kryssruta ska utformas som en växlingsknapp använder du klassen .form-switch tillsammans med .form- kontrollera behållare:

Exempel

<div class="form-check form-switch">
  <input class="form-check-input" type="checkbox" id="mySwitch" name="darkmode" value="yes" checked>
  <label class="form-check-label" for="mySwitch">Dark Mode</label>
</div>

Prova själv →

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Toggle Switch</h2>
  <p>Try to submit the form with and without toggling the switch.</p>
  <form action="/action_page.php">
    <div class="form-check form-switch">
      <input class="form-check-input" type="checkbox" id="mySwitch" name="darkmode" value="yes" checked>
      <label class="form-check-label" for="mySwitch">Dark Mode</label>
    </div>
    <button type="submit" class="btn btn-primary mt-3">Submit</button>
  </form>
</div>

</body>
</html>