Thx for spotting the same problem! ;)
Here another version¹ independent from callers context!
DB<138> sub Basename {
my ($file) = $0 =~ m#/?([^/]+)$#;
return $file;
}
DB<139> $0="a/b"
=> "a/b"
DB<140> $a=Basename()
=> "b"
DB<141> $0="b"
=> "b"
DB<142> $a=Basename()
=> "b"
Cheers Rolf
( addicted to the Perl Programming Language)
¹) Just for didactic reasons, using a well tested basename-sub from CPAN is almost always better, File::Basename is even core!
DB<153> use File::Basename
DB<159> basename("a")
=> "a"
DB<160> basename("a/b")
=> "b"
DB<161> basename("a/b/c")
=> "c"
DB<162> basename("a/")
=> "a"
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