---
title: maxInputLength
framework: cryptotokenkit
role: symbol
role_heading: Instance Property
path: cryptotokenkit/tksmartcardslot/maxinputlength
---

# maxInputLength

The maximum length of input APDU (Application Protocol Data Unit) that the Smart Card reader slot is able to transfer to the Smart Card.

## Declaration

```swift
var maxInputLength: Int { get }
```

## See Also

### Getting the Slot Configuration

- [name](cryptotokenkit/tksmartcardslot/name.md)
- [maxOutputLength](cryptotokenkit/tksmartcardslot/maxoutputlength.md)