如何销毁会话变量？我想在trip会话变量中销毁除TripVic之外的所有东西。以下是输出。
谢谢。
Array
(
[0] => Array
(
[TripVic] => Array
(
[id] => 562
[date] => 1311043156
[distance_travelled] => 0
[driving_time] => 3
[start_time] => 1311043156
[end_time] => 1311043160
[duration] => 3
[night_driving_time] => 0
[odometer_start] => 1
[odometer_finish] => 1
[condition_road_freeway] => 1
[condition_road_gravel] => 1
[condition_road_inner_city] => 1
[condition_road_main] => 1
[condition_road_other_rural] => 1
[condition_road_residential] => 1
[condition_road_rural_highway] => 1
[condition_traffic_heavy] => 1
[condition_traffic_light] => 1
[condition_traffic_moderate] => 1
[condition_weather_dry] => 1
[condition_weather_wet] => 1
[condition_light_day] => 1
[condition_light_dusk] => 1
[condition_light_night] => 1
[user_id] => 292
[car_id] => 525
[instructor_id] => 436
[stationary_flag] => 0
[supervisor_signature] => 2921311043150.jpeg
[total_time_remaining] => 0
[total_time_driven] => 0
[total_night_time_driven] => 0
[total_day_time_driven] => 0
[total_distance] => 0
[total_day_driving_at_this_trip] => 130
[total_night_driving_at_this_trip] => 92
[total_time_driven_at_this_trip] => 222
[total_time_remaining_at_this_trip] => 431777
[total_distance_driven_at_this_trip] => 0
)
[User] => Array
(
[id] => 292
[email] => haibin@vic.com
[password] => 82e62b2902c6eae80cb914c32b03c5c61b8f37f5
[name] => haibin
[licence] => 123
[phone] =>
[suburb] => vic
[state_id] => 1
[group_id] => 2
[qualified_seconds] => 0
[created] => 2011-07-06 16:29:47
[modified] => 2011-07-06 16:29:47
)
[Car] => Array
(
[id] => 525
[nick_name] => Car
[licence] => REG
[is_default] => 1
[user_id] => 292
)
[Instructor] => Array
(
[id] => 436
[name] => Super
[licence] => 123456
[is_default] => 1
[is_qualified] => 1
[driving_school] => School
[user_id] => 292
[state_id] => 1
)
[TripVicCoords] => Array
(
)
)
我如何在CakePHP中执行此操作？
答案 0 :(得分：1)
我认为你想要“删除”，而不是“破坏”，因为破坏会清除一切：
$this->Session->delete([what you want to delete]);