# Prefilling Forms

{% hint style="warning" %}
To not overwrite potential changes the member makes to the prefilled values, filling of these inputs will only be done once, immediately after they are rendered, or after a member logs in. If a member logs out, and another member logs in, the **values will not be updated!**
{% endhint %}

{% hint style="info" %}
The available data types can be found [here](/embedding/member-information/available-data-types.md)
{% endhint %}

### Examples

#### Text inputs (input type="text", type="email", type="hidden", textarea)

```markup
<div>
  First Name:
  <input
    type="text"
    data-ms-member-info="firstName"
  />
  Last Name:
  <textarea
    data-ms-member-info="lastName"
  >
  </textarea>
</div>
```

{% hint style="info" %}
Text and number type fields will be rendered normally\
Select (radio) type field value will be used to fill out the input\
Multiple select field selected values will be comma and space separated ("apple, pear")\
Checkbox type fields will be rendered as "Yes" or "No", translated per the selected language
{% endhint %}

#### Radio buttons (input type="radio")

```markup
<div>
  Text signup field:
  <div>
    Blue:
    <input
      type="radio"
      value="blue"
      data-ms-member-info="customSignupField22"
    />
  </div>
  <div>
    Red:
    <input
      type="radio"
      value="red"
      data-ms-member-info="customSignupField22"
    />
  </div>
  <div>
    Green:
    <input
      type="radio"
      value="green"
      data-ms-member-info="customSignupField22"
    />
  </div>
</div>
```

{% hint style="info" %}
The value attribute needs to match exactly (case sensitive) to the stored value in order to be selected
{% endhint %}

#### Dropdown (select)

```markup
<div>
  Dropdown:
  <select data-ms-member-info="customSignupField22">
    <option value="blue">Blue</option>
    <option value="red">Red</option>
    <option value="green">Green</option>
  </select>
</div>
```

{% hint style="info" %}
The value attribute needs to match exactly (case sensitive) to the stored value in order to be selected
{% endhint %}

#### Checkbox (input type="checkbox")

```markup
<div>
  Checkbox:
  <input type="checkbox" data-ms-member-info="customSignupField34" />
</div>
```

{% hint style="info" %}
The checkbox will only be updated if the referenced custom input is also of checkbox type
{% endhint %}


---

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