The applications listed here are available for use in the Discovery Environment and are documented in: Discovery Environment Manual.

Discovery Environment Applications List

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Concatenate Multiple Files

Concatenate Multiple Files joins files head-to-tail. It's useful for combining data files, adding headers to files, and a host of other purposes. This application is a wrapper for the UNIX command 'cat'.

App Creator

Ramona Walls

This replaces an older version of the same tool by M. Vaughn.

Quick Start

Test Data

All files are located in the Community Data directory of the iPlant Discovery Environment at the following path:

Community Data > iplantcollaborative > example_data > concatenate_multiple_files

Input File(s)

Use cat1.txt, cat2.txt, and cat3.txt  as test data.

Parameters Used in App

There are no parameters for this app, but you should select the files in the order you wish them to be joined. In the test case, select the files in the order cat1.txt, cat3.txt and cat2.txt.

Output File(s)

Expect a text file named concatenate_out.txt as output.

You may change the name and extensions of the output file if you wish.

Tool Source for App