# Update file format

Endpoint: PUT /file-formats/{fileFormatId}
Version: 5.1.43
Security: api_key

## Path parameters:

  - `fileFormatId` (integer, required)
    The ID of the file format to update

## Request fields (application/json):

  - `header` (integer)
    The number of lines at the beginning of the file to skip.
    Example: 2

  - `footer` (integer)
    The number of lines at the end of the file to skip.
    Example: 1

## Response 201 fields (application/json):

  - `fileFormatId` (integer)
    The ID number of the file format. This field is auto-generated by the Masking Engine.
    Example: "3"

  - `fileFormatName` (string)
    The name of the file format, as inferred from the uploaded file.
    Example: "DelimitedFileFormat.txt"

  - `fileFormatType` (string)
    The type of file that this file format describes.
    Enum: "DELIMITED", "FIXED_WIDTH", "XML", "JSON", "PARQUET"

  - `header` (integer)
    The number of lines at the beginning of the file to skip.
    Example: 2

  - `footer` (integer)
    The number of lines at the end of the file to skip.
    Example: 1

  - `wholeFileMasking` (boolean)
    This flag indicates if the file format is associated with a file to be read as whole or line-by-line (Only for FIXED_WIDTH file type). For example, if the whole file masking is true, then the whole file will be read as a single record, rather than reading it line by line.

  - `fieldsCount` (integer)
    This returns the number of fields present in a file format.


## Response 400 fields

## Response 403 fields

## Response 404 fields