---
schema_version: "1"
id: 1ebd95ffb2459b5a18459932c612bb5188a20d20188bbb8eb73be8bccba63873
title: isDateTimeType
collection: mulesoft
version: current
locale: en-us
portal_url: https://docs.salesforce.com/mulesoft/current/en-us/dataweave/2.4/dw-types-functions-isdatetimetype.md
canonical_url: https://docs.mulesoft.com/dataweave/2.4/dw-types-functions-isdatetimetype
source_site: docs.mulesoft.com
content_type: documentation
content_hash: 6da3ffd108ed43613f56547dbe5d9bc6e6f6e0234a393bcfd8e05d541dcd1557
description: MuleSoft Documentation Site
release: "2.4"
latest: false
---
---
product: DataWeave
version: 2.4
---

# isDateTimeType

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

## isDateTimeType(t: Type): Boolean

Returns `true` if the input is the DateTime type.

_Introduced in DataWeave version 2.3.0._

### Parameters

<table><colgroup><col> <col></colgroup><thead><tr><th>Name</th><th>Description</th></tr></thead><tbody><tr><td><p><code>t</code></p></td><td><p>The type to check.</p></td></tr></tbody></table>

### Example

This example shows how `isDateTimeType` behaves with different inputs.

#### Source

```DataWeave
%dw 2.0
import * from dw::core::Types
type ADateTime = DateTime
output application/json
---
{
   a: isDateTimeType(ADateTime),
   b: isDateTimeType(DateTime),
   c: isDateTimeType(String),
}
```

#### Output

```Json
{
  "a": true,
  "b": true,
  "c": false
}
```