The Minimum You Need to Know Before Reading COBOL Source Code (archived 2026-09-01)

For anyone suddenly handed COBOL source code: a minimum set covering DIVISIONs, PIC, COMP-3, COPY, PERFORM, fixed format, and how to spot external boundaries. Archived version of https://comcomponent.com/en/blog/2026/03/17/001-cobol-minimum-reading-guide/, as published on 2026-09-01. The live article is maintained and may change after this date. First published 2026-03-17.

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Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-09-01
DOI
https://doi.org/10.5281/zenodo.21614530
Primary Topic
Mathematics, Computing, and Information Processing
Type
article
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article

The Minimum You Need to Know Before Reading COBOL Source Code (archived 2026-09-01)

Go Komura
Zenodo (CERN European Organization for Nuclear Research)
Mathematics, Computing, and Information Processing
article

The Minimum You Need to Know Before Reading COBOL Source Code (archived 2026-09-01)

Go Komura
article en

Abstract

For anyone suddenly handed COBOL source code: a minimum set covering DIVISIONs, PIC, COMP-3, COPY, PERFORM, fixed format, and how to spot external boundaries. Archived version of https://comcomponent.com/en/blog/2026/03/17/001-cobol-minimum-reading-guide/, as published on 2026-09-01. The live article is maintained and may change after this date. First published 2026-03-17.

Zenodo (CERN European Organization for Nuclear Research)
Fujikura (United States) (US)
Quality Education
Openalex Percentile: Top 23%
Mathematics, Computing, and Information Processing
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