print $test->method_b() . "\n";
print $test->method_d() . "\n";

##</code><code>##

print $test->method_b() . "\n"; ---> 1?
print $test->method_d() . "\n"; ---> get_aget_bthis is me.

##</code><code>##

REF(0x9fb3bdc)
CODE(0x9fd3208)this is me.