describe perlfunc, perldoc -f note important features: - arguments - context - lvalue/rvalue concerns
This could get large. Here are several divisions of useful operators.
(What did I cover elsewhere?)
string funcs - chomp, index, lc, lcfirst, length, reverse, index, substr, tr///
numeric funcs - brief mention should suffice
array funcs - covered in arrays section
list funcs - grep, join, map, qw(), reverse, sort
hash funcs - covered in hashes section
IO funcs - binmode, close, opendir/closedir, print, readdir, say, select - -X, glob - system, fork, exec
time/date handling - time, localtime, gmtime
Hey! The above document had some coding errors, which are explained below:
- Around line 1:
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Unknown directive: =head0
- Around line 3:
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A non-empty Z<>
- Around line 40:
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=end for without matching =begin. (Stack: [empty])