com-tools/doc/com-tools.definelistenableproperty.md

com-tools 提供了一些通用的工具函数；

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## defineListenableProperty() function

**Signature:**

```typescript
export function defineListenableProperty<T extends object>(obj:T,prop:string,options?:ListenablePropOpts<T>):any;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

obj


</td><td>

T


</td><td>


</td></tr>
<tr><td>

prop


</td><td>

string


</td><td>


</td></tr>
<tr><td>

options


</td><td>

[ListenablePropOpts](./com-tools.listenablepropopts.md)<!-- -->&lt;T&gt;


</td><td>

_(Optional)_


</td></tr>
</tbody></table>
**Returns:**

any