---
title: tokenIDs
framework: cryptotokenkit
role: symbol
role_heading: Instance Property
path: cryptotokenkit/tktokenwatcher/tokenids
---

# tokenIDs

The token IDs currently available in the system.

## Declaration

```swift
var tokenIDs: [String] { get }
```

## Mentioned in

Using Cryptographic Assets Stored on a Smart Card

## Discussion

Discussion Each string in tokenIDs corresponds to the name of the token instance. You can observe this property to be notified of additions and removals to system tokens. See Key-Value Observing Programming Guide for more information.