NAME
Float::Util - Utilities related to floating point numbers
VERSION
This document describes version 0.002 of Float::Util (from Perl
distribution Float-Util), released on 2018-03-09.
SYNOPSIS
use Float::Util qw(is_exact);
is_exact("1.5"); # => true
is_exact("0.1"); # => false
DESCRIPTION
FUNCTIONS
None exported by default, but they are exportable.
is_exact
Usage: is_exact($strdec) => bool
Test that a decimal number (a string) can be represented exactly as a
floating point number.
HOMEPAGE
Please visit the project's homepage at
<https://metacpan.org/release/Float-Util>.
SOURCE
Source repository is at <https://github.com/perlancar/perl-Float-Util>.
BUGS
Please report any bugs or feature requests on the bugtracker website
<https://rt.cpan.org/Public/Dist/Display.html?Name=Float-Util>
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
<https://en.wikipedia.org/wiki/Double-precision_floating-point_format>
<https://en.wikipedia.org/wiki/Quadruple-precision_floating-point_format
>
<https://stackoverflow.com/questions/21146203/checking-if-floating-point
-number-is-completely-convertibal-to-binary>
AUTHOR
perlancar <perlancar@cpan.org>
COPYRIGHT AND LICENSE
This software is copyright (c) 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.