Duplicate transaction detection

Firefly III can automatically detect duplicate transactions. This is pretty foolproof. In some special cases however, you want more control over this process. Read more about the options below in the documentation.

@if('file' === $flow)

General detection options

isIgnoreDuplicateLines()) checked @endif type="checkbox" value="1" id="ignore_duplicate_lines" name="ignore_duplicate_lines" aria-describedby="duplicateHelp"> Do not import duplicate lines or entries in the importable file.
Whatever method you choose ahead, it's smart to make the importer ignore any duplicated lines or entries in your importable file.

@endif

Detection method

For more details on these detection method see the documentation. If you're not sure, don't change it.

@if('file' === $flow)

Unique column index(es)

This field is only relevant for the "identifier-based" detection option. Indicate which column(s) contain the unique identifier. Start counting from zero!
Single column: Enter one number (e.g., 0)
Composite identifier: Enter comma-separated numbers (e.g., 0,3,5) to combine multiple columns

@endif

Unique column type

This field is only relevant for the "identifier-based" detection option. Select the type of value you expect in the unique identifier. What must Firefly III search for?