if(@files && ! scalar keys %tree){$isChanged = 1;}
	else{foreach my $file (@files){$isChanged = 1 && last if( grep { $files_cached{'stats'}{$file}{$_} != $params->{'files'}{'stats'}{$file}{$_} } ('mtime', 'ctime', 'size') );}}

##</code><code>##

(@files && ! scalar keys %tree)?
	($isChanged = 1):
	(foreach my $file (@files){$isChanged = 1 && last if( grep { $files_cached{'stats'}{$file}{$_} != $params->{'files'}{'stats'}{$file}{$_} } ('mtime', 'ctime', 'size') )});

##</code><code>##

if(@files && ! scalar keys %tree){
	$isChanged = 1;
}else{
	foreach my $file (@files){
		$isChanged = 1 && last if( grep { $files_cached{'stats'}{$file}{$_} != $params->{'files'}{'stats'}{$file}{$_} } ('mtime', 'ctime', 'size') );
	}
}

##</code><code>##

(@files && ! scalar keys %tree)?
	($isChanged = 1):
	(map { my $file = $_; if( grep { $files_cached{'stats'}{$file}{$_} != $params->{'files'}{'stats'}{$file}{$_} } ('mtime', 'ctime', 'size') ){$isChanged = 1; last;} } @files);

##</code><code>##

(@files && ! scalar keys %tree)?
	($isChanged = 1):
	(map { my $file = $_; $isChanged = 1 if( grep { $files_cached{'stats'}{$file}{$_} != $params->{'files'}{'stats'}{$file}{$_} } ('mtime', 'ctime', 'size') ) } @files);