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title: singularize
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---
---
product: DataWeave
version: 2.9
---

# singularize

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

## singularize(text: String): String

Converts a plural string to its singular form.

If the input is already singular (for example, "box"), the output will match the input.

### Parameters

<table><colgroup><col> <col></colgroup><thead><tr><th>Name</th><th>Description</th></tr></thead><tbody><tr><td><p><code>text</code></p></td><td><p>The string to convert to singular form.</p></td></tr></tbody></table>

### Example

This example converts the input string "boxes" to return "box".

#### Source

```DataWeave
%dw 2.0
import * from dw::core::Strings
output application/json
---
{ "singularize" : singularize("boxes") }
```

#### Output

```JSON
{ "singularize" : "box" }
```

## singularize(text: Null): Null

Helper function that enables `singularize` to work with a `null` value.