---
metadata:
  - name: generator
    content: Diplodoc Platform v5.52.0
alternate:
  - https://appmetrica.yandex.com/docs/en/sdk/ios/analytics/swift/CustomBoolAttribute.md
  - https://appmetrica.yandex.com/docs/ru/sdk/ios/analytics/swift/CustomBoolAttribute.md
  - href: en/sdk/ios/analytics/swift/CustomBoolAttribute.md
    type: text/markdown
    title: Markdown version
  - href: ../../../../llms.txt
    type: text/markdown
    title: llms.txt
---
> **Documentation Index:** Fetch the complete configuration index at https://appmetrica.yandex.com/docs/en/llms.txt

# CustomBoolAttribute protocol

The protocol defines methods for updating the value of a boolean attribute.

## Instance methods {#instance_summary}

#|
|| [withValue(_:)](#method_withValue) | Updates the attribute value. ||
|| [withValueIfUndefined(_:)](#method_withValueIfUndefined) | Updates the attribute value if it wasn't set earlier. ||
|| [withValueReset()](#method_withValueReset) | Resets the attribute value. ||
|#

## Method descriptions {#method_detail}

### withValue(_:) {#method_withValue}

```swift translate=no
func withValue(_ value: Bool) -> UserProfileUpdate
```

Updates the attribute value.

**Parameters:**

#|
|| `value` | Attribute value: `true` or `false`. ||
|#

**Returns:**

The `UserProfileUpdate` class instance.

### withValueIfUndefined(_:) {#method_withValueIfUndefined}

```swift translate=no
func withValueIfUndefined(_ value: Bool) -> UserProfileUpdate
```

Updates the attribute value if it wasn't set earlier.

**Parameters:**

#|
|| `value` | Attribute value: `true` or `false`. ||
|#

**Returns:**

The `UserProfileUpdate` class instance.

### withValueReset() {#method_withValueReset}

```swift translate=no
func withValueReset() -> UserProfileUpdate
```

Resets the attribute value.

**Returns:**

The `UserProfileUpdate` class instance.