Re^2: printing hash values and keys from user (OT: stdin vs. STDIN)

See I/O Operators in perlop, about the ninth paragraph:

The filehandles STDIN, STDOUT, and STDERR are predefined. (The filehandles "stdin", "stdout", and "stderr" will also work except in packages ...)

Comment on Re^2: printing hash values and keys from user (OT: stdin vs. STDIN)

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Re^3: printing hash values and keys from user (OT: stdin vs. STDIN) by toolic (Bishop) on Nov 02, 2010 at 03:03 UTC
++AnomalousMonk. It is probably a good practice to just stick with the uppercase version, to avoid different behavior in and out of packages.	[reply]