array(2) {
[0]=>
array(6) {
["id"]=>
string(1) "1"
["user_id"]=>
string(1) "1"
["video_id"]=>
string(1) "1"
["co_content"]=>
string(51) "基础知识已经基本掌握了，谢谢老师。"
["co_time"]=>
string(19) "2015-05-12 13:00:47"
["User"]=>
array(8) {
["id"]=>
string(1) "1"
["username"]=>
string(5) "guest"
["psd"]=>
string(32) "084e0343a0486ff05530df6c705c8bb4"
["zc_time"]=>
string(10) "2015-05-19"
["nickname"]=>
string(5) "guest"
["hphoto"]=>
string(28) "__PUBLIC__/images/hphoto.jpg"
["last_login"]=>
string(10) "2015-06-02"
["jifen"]=>
string(2) "60"
}
}
[1]=>
array(6) {
["id"]=>
string(1) "8"
["user_id"]=>
string(1) "1"
["video_id"]=>
string(1) "1"
["co_content"]=>
string(4) "dsds"
["co_time"]=>
string(19) "2015-06-02 10:06:34"
["User"]=>
NULL
}
}
第二组数据就没有了。关联模型：
<?php

Class VideocommentModel extends RelationModel{
protected $_link = array(
'User' =>array(

'mapping_type'=>HAS_ONE,
'foreign_key'=>'id',
'as_fields'=>'username,hphoto',//从二维数组中提取出来
'mapping_name' =>'User',
),

);
}

?>