Created
April 10, 2013 20:00
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Perl: trimErroneousCharactersAtEnds
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| ################################################################# | |
| # subroutine to trim off the white space, carriage returns, pipes, and commas from both ends of each string or array | |
| sub trimErroneousCharactersAtEnds { | |
| my $guy = shift; | |
| return if !defined $guy; | |
| my $type = (ref(\$guy) eq 'REF') ? ref($guy) : ref(\$guy); | |
| if ( $type eq 'ARRAY') { # Reference to an array | |
| foreach(@{$guy}) { #for each element in @{$guy} | |
| s/\s+$//g; | |
| s/,+$//g; | |
| s/[\s+|\r+|\015\012+|\012+|\n+|,+]$//g; #replace one or more spaces at the end of it with nothing (deleting them) | |
| s/\s+^//g; | |
| s/,+^//g; | |
| s/^[\s+|\r+|\015\012+|\012+|\n+|,+]//g; #replace one or more spaces at the beginning of it with nothing (deleting them) | |
| } | |
| } | |
| elsif ( $type eq 'SCALAR' ) { # Reference to a scalar | |
| $guy=~ s/\s+$//g; | |
| $guy=~ s/\r+$//g; | |
| $guy=~ s/\n+$//g; | |
| $guy=~ s/\012+$//g; | |
| $guy=~ s/\015\012+$//g; | |
| $guy=~ s/,+$//g; | |
| $guy=~ s/^\s+//g; | |
| $guy=~ s/^\r+//g; | |
| $guy=~ s/^\n+//g; | |
| $guy=~ s/^\012+//g; | |
| $guy=~ s/^\015\012+//g; | |
| $guy=~ s/^,+//g; | |
| } | |
| return $guy; | |
| } |
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