Aspose.Cells – Update Word Case API

API version: 3.0

Managing inconsistent text case in spreadsheets (Excel, Google Sheets, CSV) can be frustrating, especially with large datasets. The PostUpdateWordCase web API automates text‑case conversions, ensuring clean and standardized data with minimal effort.

Excel Web API – Update Word Case API

POST https://api.aspose.cloud/v3.0/cells/updatewordcase

Authentication – Include an OAuth 2.0 bearer token in the request header:

Authorization: Bearer <access_token>

Function Description

The PostUpdateWordCase web API addresses the common issue of inconsistent text case in spreadsheets, which can significantly impact data analysis and processing. This API automates case conversion, ensuring that your data is clean, standardized, and ready for further manipulation or analysis.

  • Automated Text‑Case Conversion

    • Uppercase to Lowercase – Convert all uppercase letters to lowercase.
    • Lowercase to Uppercase – Convert all lowercase letters to uppercase.
    • Capitalize First Letter – Capitalize the first letter of each word.
    • Title Case – Convert text to title case, where the first letter of each major word is capitalized.

  • Support for Multiple Formats – The API works with a wide range of spreadsheet formats, including Excel, OpenOffice, JSON, CSV, and others. This versatility makes it suitable for various data‑processing needs.

Request Parameters of postUpdateWordCase API

Parameter Name Type Location Description
wordCaseOptions object Request body Options that define the desired case transformation, such as the source range, target case type, and additional settings.

wordCaseOptions schema

{
  "Range": "A1:B10", // Excel‑style range to process (required)
  "CaseType": "Upper", // Enum: Upper, Lower, Capitalize, Title (required)
  "IgnoreBlank": true // Boolean, optional – when true, blank cells are left unchanged
}
  • Range – The cell range to which the case conversion will be applied (e.g., A1:C5).
  • CaseType – The type of case conversion. Allowed values are Upper, Lower, Capitalize, and Title.
  • IgnoreBlank – If true, blank cells are ignored; default is false.

Response Description

{
  "Filename": "Result.xlsx",
  "FileSize": 25432,
  "FileContent": "base64_encoded_string"
}
  • Filename – Name of the processed file.
  • FileSize – Size of the file in bytes.
  • FileContent – Base‑64 encoded content of the transformed file.

Error Handling

HTTP Status Meaning Sample Error Payload
200 Success – the file is returned. N/A
400 Bad request – missing or invalid parameters. { "error": "Invalid wordCaseOptions supplied." }
401 Unauthorized – missing or invalid OAuth token. { "error": "Authentication failed." }
415 Unsupported Media Type – file format not supported. { "error": "File format not supported." }
500 Internal server error. { "error": "An unexpected error occurred." }

OpenAPI Specification

The OpenAPI Specification defines a publicly accessible programming interface and lets you carry out REST interactions directly from a web browser.

Excel API SDK

Using an SDK is the best way to speed up development. An SDK handles low‑level details and lets you focus on your project tasks. Please check out the GitHub repository for a complete list of Aspose.Cells Cloud SDKs.

The following code examples demonstrate how to call Aspose.Cells web services using various SDKs: