convert the type into an array of
,
into an array of objects (a set of files with the same Q year), pray for a good method
, and convert it into an array of objects, such as an array of objects, , an array of types such as an array of objects, , an array of objects (files with the same Q year), a set of files in the same Q year, and a good method .
[
{"id":1,"name":"Q2018","children":[
{"id":11,"name":"x_Q2018_st"},
{"id":12,"name":",y_Q2018_rs"}
]},
{"id":2,"name":"Q2017","children":[
{"id":21,"name":"z_Q2017_r_n"},
{"id":22,"name":"a_b_Q2017_r_n"}
]},
];