my $name = $cgi->param('name');
print "Hello $name, how are you today?";

##</code><code>##

print 'Hello ' . $cgi->param('name') . ', how are you today?';

##</code><code>##

print 'Hello ', $cgi->param('name'), ', how are you today?';

##</code><code>##

print "Hello ${\ $cgi->param('name') }, how are you today?";