sub testing {
   print("[@_]\n");
}

sub test1 {
   testing;
}

sub test2 {
   &testing;
}

print("Test 1:\n");
test1();
print("\n");

print("Test 2:\n");
test2('moooo');
print("\n");

__END__
output
======
Test 1:
[]

Test 2:
[moooo]