---
title: "subscript(dynamicMember:)"
framework: appintentstesting
role: symbol
role_heading: Instance Subscript
path: "appintentstesting/anyappintent/subscript(dynamicmember:)-8l8h0"
---

# subscript(dynamicMember:)

Accesses an intent parameter by name, without casting.

## Declaration

```swift
subscript(dynamicMember identifier: String) -> (any IntentValueExpressing)? { get set }
```

## Overview

Overview The code below shows the syntactic sugar and the equivalent, desugared, subscript syntax. // Accessing parameters intent.someName == nil intent[dynamicMember: "someName"] == nil

CreateCoffeeIntent.makeIntent(customerName: intent.someName) CreateCoffeeIntent.makeIntent(customerName: intent[dynamicMember: "someName"])

// Modifying parameter values intent.someName = "My Name 2" intent[dynamicMember: "someName"] = "My Name 2" For more information about dynamic-member syntax, see dynamicMemberLookup in The Swift Programming Language.