> ## Documentation Index
> Fetch the complete documentation index at: https://cdktn.io/docs/llms.txt
> Use this file to discover all available pages before exploring further.
# Typescript: ComplexObject
> CDKTN Core API Reference for ComplexObject in Typescript.
* *Implements:* IInterpolatingParent, IResolvable, ITerraformAddressable
## Initializers
```typescript theme={null}
import { ComplexObject } from 'cdktn'
new ComplexObject(terraformResource: IInterpolatingParent, terraformAttribute: string, complexObjectIsFromSet: boolean, complexObjectIndex?: string | number)
```
| **Name** | **Type** | **Description** |
| ------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------- |
| terraformResource | IInterpolatingParent | *No description.* |
| terraformAttribute | string | *No description.* |
| complexObjectIsFromSet | boolean | set to true if this item is from inside a set and needs tolist() for accessing it set to "0" for single list items. |
| complexObjectIndex | string \| number | the index of the complex object in a list. |
***
### `terraformResource`Required
* *Type:* IInterpolatingParent
***
### `terraformAttribute`Required
* *Type:* string
***
### `complexObjectIsFromSet`Required
* *Type:* boolean
set to true if this item is from inside a set and needs tolist() for accessing it set to "0" for single list items.
***
### `complexObjectIndex`Optional
* *Type:* string | number
the index of the complex object in a list.
***
## Methods
| **Name** | **Description** |
| --------------------------------------------------------------------------------------------------- | --------------------------------------------------------- |
| computeFqn | *No description.* |
| getAnyMapAttribute | *No description.* |
| getBooleanAttribute | *No description.* |
| getBooleanMapAttribute | *No description.* |
| getListAttribute | *No description.* |
| getNumberAttribute | *No description.* |
| getNumberListAttribute | *No description.* |
| getNumberMapAttribute | *No description.* |
| getStringAttribute | *No description.* |
| getStringMapAttribute | *No description.* |
| interpolationForAttribute | *No description.* |
| resolve | Produce the Token's value at resolution time. |
| toString | Return a string representation of this resolvable object. |
***
### `computeFqn`
```typescript theme={null}
public computeFqn(): string
```
### `getAnyMapAttribute`
```typescript theme={null}
public getAnyMapAttribute(terraformAttribute: string): {[ key: string ]: any}
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getBooleanAttribute`
```typescript theme={null}
public getBooleanAttribute(terraformAttribute: string): IResolvable
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getBooleanMapAttribute`
```typescript theme={null}
public getBooleanMapAttribute(terraformAttribute: string): {[ key: string ]: boolean}
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getListAttribute`
```typescript theme={null}
public getListAttribute(terraformAttribute: string): string[]
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getNumberAttribute`
```typescript theme={null}
public getNumberAttribute(terraformAttribute: string): number
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getNumberListAttribute`
```typescript theme={null}
public getNumberListAttribute(terraformAttribute: string): number[]
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getNumberMapAttribute`
```typescript theme={null}
public getNumberMapAttribute(terraformAttribute: string): {[ key: string ]: number}
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getStringAttribute`
```typescript theme={null}
public getStringAttribute(terraformAttribute: string): string
```
#### `terraformAttribute`Required
* *Type:* string
***
### `getStringMapAttribute`
```typescript theme={null}
public getStringMapAttribute(terraformAttribute: string): {[ key: string ]: string}
```
#### `terraformAttribute`Required
* *Type:* string
***
### `interpolationForAttribute`
```typescript theme={null}
public interpolationForAttribute(property: string): IResolvable
```
#### `property`Required
* *Type:* string
***
### `resolve`
```typescript theme={null}
public resolve(_context: IResolveContext): any
```
Produce the Token's value at resolution time.
#### `_context`Required
* *Type:* IResolveContext
***
### `toString`
```typescript theme={null}
public toString(): string
```
Return a string representation of this resolvable object.
Returns a reversible string representation.
## Properties
| **Name** | **Type** | **Description** |
| ------------------------------------------------------------------------------------ | ---------------------- | ------------------------------------------------------------------------------------------------ |
| creationStack | string\[] | The creation stack of this resolvable which will be appended to errors thrown during resolution. |
| fqn | string | *No description.* |
***
### `creationStack`Required
```typescript theme={null}
public readonly creationStack: string[];
```
* *Type:* string\[]
The creation stack of this resolvable which will be appended to errors thrown during resolution.
If this returns an empty array the stack will not be attached.
***
### `fqn`Required
```typescript theme={null}
public readonly fqn: string;
```
* *Type:* string
***