--- title: "Use the UPPER Function to Convert Text to Uppercase Letters" slug: "upper-function" description: "Learn to use the UPPER function in Pigment to convert text values to uppercase for consistent formatting in your datasets." updated: 2025-05-30T09:42:28Z published: 2025-08-22T10:57:28Z canonical: "kb.pigment.com/upper-function" --- > ## Documentation Index > Fetch the complete documentation index at: https://kb.pigment.com/llms.txt > Use this file to discover all available pages before exploring further. # UPPER function ## Description Converts a Text value to uppercase letters. ## Syntax `UPPER(Text to Convert)` ## Arguments | Argument | Type | Dimensions | Description | | --- | --- | --- | --- | | *Text to Convert* (required) | Text | Any Dimensions | Text values to convert to uppercase. | ## Return type | Type | Dimensions | | --- | --- | | Text | Dimensions of *Text to Convert* | ## Examples | Formula | Result | Description | | --- | --- | --- | | `UPPER(“text”)` | “TEXT” | All characters are converted to uppercase. | | `UPPER(“usd => eur”)` | “USD => EUR” | All characters are converted to uppercase. | ## See also Excel: [UPPER](https://support.microsoft.com/en-us/office/upper-function-c11f29b3-d1a3-4537-8df6-04d0049963d6) Related articles: [LOWER](/v1/docs/lower-function)