411 REFERENCE · Wikibooks
Perl Programming/Keywords/readlink
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Perl readline readpipe Keywords
The readline keyword
readlink is a function that returns the value of a symbolic link. If such links are not implemented, it raises an exception. If EXPRESSION is not passed, $_ is used instead. If there is a system error, returns the undef and sets $! (errno).
Syntax
read EXPRESSION
read
Perl readline readpipe Keywords