---
title: JSONDecoder.DateDecodingStrategy.millisecondsSince1970
framework: foundation
role: symbol
role_heading: Case
path: foundation/jsondecoder/datedecodingstrategy-swift.enum/millisecondssince1970
---

# JSONDecoder.DateDecodingStrategy.millisecondsSince1970

The strategy that decodes dates in terms of milliseconds since midnight UTC on January 1st, 1970.

## Declaration

```swift
case millisecondsSince1970
```

## See Also

### Epoch Formats

- [JSONDecoder.DateDecodingStrategy.secondsSince1970](foundation/jsondecoder/datedecodingstrategy-swift.enum/secondssince1970.md)