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Perl in a Nutshell

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8.33 Config

Used to access configuration information. When Perl is built, the Configure script obtains and saves this information in a hash, %Config, in Config.pm itself. Config checks to be sure it's running with the same Perl version as the one that created the hash.

The index into the hash is the shell variable name. %Config is always exported; the following three functions are exported on request:


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