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Trim sub with emtpy string display error #376

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Jean-Marie RENOUARD 2018-04-04 15:20:27 +02:00
parent b9721ef91b
commit 61cdd6c0d0
1 changed files with 1 additions and 0 deletions
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mysqltuner.pl
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@ -5059,6 +5059,7 @@ sub mariadb_connect {
# Perl trim function to remove whitespace from the start and end of the string # Perl trim function to remove whitespace from the start and end of the string
sub trim { sub trim {
my $string = shift; my $string = shift;
return "" unless defined($string);
$string =~ s/^\s+//; $string =~ s/^\s+//;
$string =~ s/\s+$//; $string =~ s/\s+$//;
return $string; return $string;