array
(
[jwc_grades] => array
(
[0] => array
(
[2012] => array
(
[1] => array
(
[term_point] => 3.5
[term_average] => 88
[grades] => array
(
[0] => array
(
[jwc_grade_id] => 5
[course] => 阿什顿
[point] => 2
[grade] => 1
)
) ) ) ) [1] => array ( [2012] => array ( [1] => array ( [term_point] => 3.5 [term_average] => 88 [grades] => array ( [0] => array ( [jwc_grade_id] => 6 [course] => 是电风扇等 [point] => 2 [grade] => 1 ) ) ) ) ) [2] => array ( [2012] => array ( [2] => array ( [term_point] => 3.5 [term_average] => 88 [grades] => array ( [0] => array ( [jwc_grade_id] => 7 [course] => 不错 [point] => 2 [grade] => 1 ) ) ) ) )
)
如何让它变成
array
(
[jwc_grades] => array
(
[2012] => array ( [1] => array ( [term_point] => 3.5 [term_average] => 88 [grades] => array ( [0] => array ( [jwc_grade_id] => 5 [course] => 阿什顿 [point] => 2 [grade] => 1 ) ) ) ) [2012] => array ( [1] => array ( [term_point] => 3.5 [term_average] => 88 [grades] => array ( [0] => array ( [jwc_grade_id] => 6 [course] => 是电风扇等 [point] => 2 [grade] => 1 ) ) ) ) [2012] => array ( [2] => array ( [term_point] => 3.5 [term_average] => 88 [grades] => array ( [0] => array ( [jwc_grade_id] => 7 [course] => 不错 [point] => 2 [grade] => 1 ) ) ) )
)
就是让它的第三维消失 减少一维