isLowerCase

isLowerCase(text: String): Boolean

Checks if the text contains only lowercase Unicode characters.

Introduced in DataWeave version 2.2.0.

Parameters

Name Description

Name	Description
`text`	The input string.

text

The input string.

Example

This example shows how isLowerCase behaves with different inputs, including Unicode characters outside the ASCII range.

Source

%dw 2.0
import isLowerCase from dw::core::Strings
output application/json
---
{
  "a": isLowerCase(null),
  "b": isLowerCase(""),
  "c": isLowerCase("  "),
  "d": isLowerCase("abc"),
  "e": isLowerCase("aBC"),
  "f": isLowerCase("a c"),
  "g": isLowerCase("a1c"),
  "h": isLowerCase("a/c"),
  "i": isLowerCase("mulesöft"),
  "j": isLowerCase("mulesÖft")
}

Output

{
  "a": false,
  "b": false,
  "c": false,
  "d": false,
  "e": false,
  "f": false,
  "g": false,
  "h": false,
  "i": true,
  "j": false
}

isLowerCase(text: Null): Boolean

Helper function that enables isLowerCase to work with a null value.

Introduced in DataWeave version 2.2.0.