List::Util::XS

Section: Perl Programmers Reference Guide (3pm)
Updated: 2010-10-12
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NAME

List::Util::XS - Indicate if List::Util was compiled with a C compiler

    use List::Util::XS 1.20;

"List::Util::XS" can be used as a dependency to ensure List::Util was installed using a C compiler and that the XS version is installed.

During installation $List::Util::XS::VERSION will be set to "undef" if the XS was not compiled.