سوالی مربوط به کلاس ها در php

[msdn1223]

سلام دوستان
من متغیری دارم به نام $cbUser که وقتی به این صورت پرینتش میکنم:

print_r($cbUser->_cbuser);
نتیجه میشه این:

moscomprofilerUser Object
(
[name] => علی رحمانی
[username] => ali
[email] => ali@ali.ir
[password] => ae99954c1c82a9fac01e4730debc2b08:FfJ6IJzAy7aCl7tFZ DNpNWcfDEUMQ2IY
[usertype] => اعضا
[block] => 0
[sendEmail] => 0
[gid] => 2
[gids] => Array
(
[0] => 2
)

[registerDate] => 2013-07-02 11:51:26
[lastvisitDate] => 0000-00-00 00:00:00
[activation] =>
[params] => {"language":"","editor":"","timezone":""}
[_cmsUserTable] => #__users
[_cmsUserTableKey] => id
[_cmsUserTableUsername] => username
[_cmsUserTableEmail] => email
[_cmsUserTableGid] => usertype
[_cmsUser] =>
[_comprofilerUser] =>
[_cbTabs:protected] =>
[_nonComprofilerVars] => Array
(
[0] => name
[1] => username
[2] => email
[3] => password
[4] => params
[5] => usertype
[6] => block
[7] => sendEmail
[8] => gid
[9] => gids
[10] => registerDate
[11] => activation
[12] => lastvisitDate
)

[_frontendNonComprofilerVars] => Array
(
[0] => name
[1] => username
[2] => email
[3] => password
[4] => params
)

[id] => 43
[user_id] => 43
[firstname] => علی
[middlename] =>
[lastname] => رحمانی
[hits] => 0
[message_last_sent] => 0000-00-00 00:00:00
[message_number_sent] => 0
[avatar] => 43_51d2c0634055b.png
[avatarapproved] => 1
[approved] => 1
[confirmed] => 1
[lastupdate] =>
[registeripaddr] =>
[cbactivation] =>
[banned] => 0
[banneddate] =>
[unbanneddate] =>
[bannedby] =>
[unbannedby] =>
[bannedreason] =>
[acceptedterms] => 0
[_tbl] => #__comprofiler
[_tbl_key] => id
[_db] => CBdatabase Object
(
[_db] => JDatabaseMySQLi Object
(
[name] => mysqli
[nameQuote:protected] => `
[nullDate:protected] => 0000-00-00 00:00:00
[dbMinimum:protected] => 5.0.4
[_database:private] => joomlaf
[connection:protected] => mysqli Object
(
)

[count:protected] => 0
[cursor:protected] => mysqli_result Object
(
)

[debug:protected] =>
[limit:protected] => 0
[log:protected] => Array
(
)

[offset:protected] => 0
[sql:protected] => SELECT id FROM #__menu WHERE link = 'index.php?option=com_comprofiler&task=usersList' AND published = 1 AND access IN (1,2,3) AND `language` IN ( 'fa-IR', '*', '' )
[tablePrefix:protected] => nhcqm_
[utf:protected] => 1
[errorNum:protected] => 0
[errorMsg:protected] =>
[hasQuoted:protected] =>
[quoted:protected] => Array
(
)

)

[_table_prefix] => nhcqm_
)

[_error] =>
[lastupdatedate] => 0000-00-00 00:00:00
[cb_tellphone] =>
[cb_sen] => 25
[cb_city] => تهران
[cb_jen] => مذکر
[NA] =>
)

داخل این متغیر یه مقداری ذخیره شده با نام cb_jen، من میخوام مقدار اون رو چاپ کنم، نحوه دسترسی به این فیلد رو دوستان لطف کنن به من بگن ممنون میشم

[Keramatifar]

print_r($cbUser->_cbuser['cb_jen']);