<!-- Standard -->
<select class="select">
  <option class="select__hint" disabled="disabled" selected="selected" value="">alle</option>
  <option>Option 1</option>
  <option>Option 2</option>
  <option>Option 3</option>
</select>

{
  "hasPleaseSelectOption": true,
  "options": [
    "Option 1",
    "Option 2",
    "Option 3"
  ]
}

<!-- Group -->
<select class="select">
  <option class="select__hint" disabled="disabled" selected="selected" value="">alle</option>
  <optgroup label="grundständig">
    <option>alle grundständigen Abschlüsse</option>
    <option>Bachelor</option>
    <option>Lehramt</option>
    <option>Staatsexamen (außer Lehrämter)</option>
    <option>Konzertexamen</option>
    <option>Kirchliches Examen / Diplom</option>
  </optgroup>
  <optgroup label="weiterführend">
    <option>alle weiterführenden Abschlüsse</option>
    <option>Master</option>
    <option>Promotion</option>
  </optgroup>
</select>

{
  "hasPleaseSelectOption": true,
  "groups": [
    {
      "label": "grundständig",
      "options": [
        "alle grundständigen Abschlüsse",
        "Bachelor",
        "Lehramt",
        "Staatsexamen (außer Lehrämter)",
        "Konzertexamen",
        "Kirchliches Examen / Diplom"
      ]
    },
    {
      "label": "weiterführend",
      "options": [
        "alle weiterführenden Abschlüsse",
        "Master",
        "Promotion"
      ]
    }
  ]
}

<!-- Ausgewählt -->
<select class="select">
  <option>Option 1</option>
  <option>Option 2</option>
  <option selected="selected">Option 3</option>
</select>

{
  "hasPleaseSelectOption": null,
  "selectedOption": 2,
  "options": [
    "Option 1",
    "Option 2",
    "Option 3"
  ]
}

<!-- Deaktiviert -->
<select class="select" disabled="disabled">
  <option class="select__hint" disabled="disabled" selected="selected" value="">alle</option>
  <option>Option 1</option>
  <option>Option 2</option>
  <option>Option 3</option>
</select>

{
  "hasPleaseSelectOption": true,
  "disabled": true,
  "options": [
    "Option 1",
    "Option 2",
    "Option 3"
  ]
}