# BicepValueFactoryProxy.index

- Module: [Aspire.Hosting.Azure.Provisioning](/reference/api/typescript/aspire.hosting.azure.provisioning.md)
- Defined on: [BicepValueFactoryProxy](/reference/api/typescript/aspire.hosting.azure.provisioning/bicepvaluefactoryproxy.md)
- Version: `13.6.0-preview.1.26478.8`
- Kind: `method`

Creates an expression that accesses an indexed value.

## Definition

```typescript
interface BicepValueFactoryProxy {
  // ... omitted for brevity
  index(
      value: BicepValueProxy,
      index: string | number | BicepValueProxy): BicepValueProxy;
}
```

## Signature

```typescript
index(
    value: BicepValueProxy,
    index: string | number | BicepValueProxy): BicepValueProxy
```

## Parameters

- `value` ([BicepValueProxy](/reference/api/typescript/aspire.hosting.azure.provisioning/bicepvalueproxy.md))
- `index` (`string | number | BicepValueProxy`)

## Returns

[BicepValueProxy](/reference/api/typescript/aspire.hosting.azure.provisioning/bicepvalueproxy.md)

## Defined on

- [BicepValueFactoryProxy](/reference/api/typescript/aspire.hosting.azure.provisioning/bicepvaluefactoryproxy.md) -- `handle`