.. _auto_text_array_diff:

*COMPUTE THE DIFFERENCE BETWEEN TWO TESTS*
==========================================

Compares two text strings (or file paths) and returns their difference as a text output. Use this worker to identify what has changed between two text values within a workflow, optionally trimming specified characters from the result.

When to use
-----------

Classification: **process**.

Tagged: ``array_diff``, ``compare``, ``diff``, ``string``, ``text``, ``text_diff``, ``transformation``.

Inputs
------

.. list-table::
   :header-rows: 1
   :widths: 20 20 20 20 20 20

   * - Label
     - ID
     - Type
     - Default
     - Required
     - Description
   * - Text 1
     - text1
     - text
     - —
     - 
     - First text string or file path to compare; leave empty if no baseline value is available.
   * - Text 2
     - text2
     - text
     - —
     - 
     - Second text string or file path to compare against Text 1; leave empty if no comparison value is available.
   * - Trim
     - trim_c
     - text
     - —
     - 
     - One or more characters to strip from both ends of the diff result before returning it (e.g. whitespace or punctuation); leave blank to skip trimming.

Outputs
-------

.. list-table::
   :header-rows: 1
   :widths: 20 20 20 20

   * - Label
     - ID
     - Type
     - Description
   * - text_diff_output_1
     - text_diff_output_1
     - text
     - The computed difference between Text 1 and Text 2 as a plain text string, with any trim characters removed if specified.

Disciplines
-----------

- data.dataset.transform

.. raw:: html

   <hr style="margin-top:2em">
   <p style="font-size:11px;color:#888">
   Auto-generated from <code>transformation</code> schema. Worker id: <code>text_array_diff</code>. Schema hash: <code>4bee47fd3515</code>. Hand-curated docs in <code>workerexamples/</code> override this page when present.
   </p>