isUpperCase

isUpperCase(text: String): Boolean

Checks if the text contains only uppercase 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 isUpperCase behaves with different inputs and sizes.

Source

%dw 2.0
import isUpperCase from dw::core::Strings
output application/json
---
{
  "a": isUpperCase(null),
  "b": isUpperCase(""),
  "c": isUpperCase("  "),
  "d": isUpperCase("ABC"),
  "e": isUpperCase("aBC"),
  "f": isUpperCase("A C"),
  "g": isUpperCase("A1C"),
  "h": isUpperCase("A/C")
}

Output

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

isUpperCase(text: Null): Boolean

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