array (size=3)
0 =>
object(frontend\models\Notifications)[101]
private '_attributes' (yii\db\BaseActiveRecord) =>
array (size=5)
'id' => int 1
'created_on' => string '2015-11-12 12:12:15' (length=19)
'user_id' => int 1
'text' => string '2severity level is 2guardian is 5,Student_id 2 created a Level 2 discipline issue in school' (length=91)
'is_seen' => int 0
private '_oldAttributes' (yii\db\BaseActiveRecord) =>
array (size=5)
'id' => int 1
'created_on' => string '2015-11-12 12:12:15' (length=19)
'user_id' => int 1
'text' => string '2severity level is 2guardian is 5,Student_id 2 created a Level 2 discipline issue in school' (length=91)
'is_seen' => int 0
private '_related' (yii\db\BaseActiveRecord) =>
array (size=0)
empty
private '_errors' (yii\base\Model) => null
private '_validators' (yii\base\Model) => null
private '_scenario' (yii\base\Model) => string 'default' (length=7)
private '_events' (yii\base\Component) =>
array (size=0)
empty
private '_behaviors' (yii\base\Component) =>
array (size=0)
empty
1 =>
object(frontend\models\Notifications)[108]
private '_attributes' (yii\db\BaseActiveRecord) =>
array (size=5)
'id' => int 2
'created_on' => string '2015-11-12 12:12:15' (length=19)
'user_id' => int 1
'text' => string '2severity level is 2guardian is 5,Student_id 2 created a Level 2 discipline issue in school' (length=91)
'is_seen' => int 0
................................
................................
................................
但是json_encode($ array)返回[{},{},{}]。 我的尝试: 尝试将整个数据库的字符编码更改为utf8_general_ci。
我的表格的字符编码为utf8_general_ci,因此我的文字编号为'表的列。可能是什么问题?
答案 0 :(得分:10)
您显示的数组将所有属性设置为私有。这意味着该值在其类的范围之外是不可用的。
你可以看看这个SO的一些建议