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[`SecretComponent`](SecretComponent) › [`onChange`](SecretComponent/onChange)
## SecretComponent.onChange() method
1.11.4
**Signature:**
```typescript
onChange(cb: (value: string) => unknown): this;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| <code>cb</code> | <code>(value: string) => unknown</code> | |
**Returns:**
`this`