---
id: "date_ymd_dot"
kind: "pattern"
status: "draft"
is_pii: false
categories: ["datetime"]
langs: ["common"]
quality: 100
url: "http://registry.apicrafter.io/datatype/date_ymd_dot"
---

# Date as YYYY.MM.DD (`date_ymd_dot`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Calendar date written as four-digit year, month and day separated by dots, for example 2024.12.25.

- Pattern of: `date`
- Personal data (PII): no
- Categories: Date and time (datetime)
- Countries: global
- Languages: Common to most languages (common)

## Detection

Regular expression (Python `re`):

```
^\d{4}\.(?:0?[1-9]|1[0-2])\.(?:0?[1-9]|[12]\d|3[01])$
```

## Examples

- `2024.12.25` — 25 December 2024
- `2022.5.5` — 5 May 2022
- `25.12.2024` (invalid example)

## Mappings

- qddate: `dt:date:date_10`

## Supported by tools

- `qddate`

## Translations

- ru: Дата в формате ГГГГ.ММ.ДД: Календарная дата: год из четырёх цифр, месяц и день через точки, например 2024.12.25.

## Sources

- wikipedia: <https://en.wikipedia.org/wiki/List_of_date_formats_by_country>
- other: <https://github.com/ivbeg/qddate/blob/v1.1.0/qddate/patterns/base.py>

## Quality

Score 100/100.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/date_ymd_dot.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/datetime/date_ymd_dot.yaml>