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App-GnuplotUtils-0.002
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/ App::GnuplotUtils

NAME

App::GnuplotUtils - Utilities related to plotting data using gnuplot

VERSION

This document describes version 0.002 of App::GnuplotUtils (from Perl distribution App-GnuplotUtils), released on 2020-12-10.

DESCRIPTION

This distributions provides the following command-line utilities. They are mostly simple/convenience wrappers for gnuplot:

FUNCTIONS

xyplot

Usage:

xyplot(%args) -> [status, msg, payload, meta]

Plot XY dataset(s) using gnuplot.

Example input1.txt, each line contains whitespace-separated values of X data (number), Y data (number):

1 1
2 3
3 5.5
4 7.9
6 11.5

Example using xyplot (one data-set):

% xyplot < input1.txt

Example input2.txt:

1 8
2 12
3 5
4 4
6 8

Using two datasets:

% xyplot --dataset-file  input1.txt  --dataset-file  input2.txt \
         --dataset-color red         --dataset-color blue \
         --dataset-style linespoints --dataset-style points

Keywords: xychart, XY chart, XY plot

This function is not exported.

Arguments ('*' denotes required arguments):

  • chart_title => str

  • dataset_files => array[filename]

    Dataset(s) from file(s).

  • dataset_styles => array[str]

    Dataset plot style(s).

  • dataset_titles => array[str]

    Dataset title(s).

  • datasets => array[array]

    Dataset(s).

  • field_delimiter => str

    Supply field delimiter character in dataset file instead of the default whitespace(s).

Returns an enveloped result (an array).

First element (status) is an integer containing HTTP status code (200 means OK, 4xx caller error, 5xx function error). Second element (msg) is a string containing error message, or 'OK' if status is 200. Third element (payload) is optional, the actual result. Fourth element (meta) is called result metadata and is optional, a hash that contains extra information.

Return value: (any)

HOMEPAGE

Please visit the project's homepage at https://metacpan.org/release/App-GnuplotUtils.

SOURCE

Source repository is at https://github.com/perlancar/perl-App-GnuplotUtils.

BUGS

Please report any bugs or feature requests on the bugtracker website https://github.com/perlancar/perl-App-GnuplotUtils/issues

When submitting a bug or request, please include a test-file or a patch to an existing test-file that illustrates the bug or desired feature.

SEE ALSO

AUTHOR

perlancar <perlancar@cpan.org>

COPYRIGHT AND LICENSE

This software is copyright (c) 2020, 2018 by perlancar@cpan.org.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.