怎么把字符串数组[{ "Typeyname":“a”， "name":"1"},{ "Typeyname":“a”， "name":"2"},{ "Typeyname":“b”， "name":"3"},{ "Typeyname":“b”， "name":"4"}]
转换为下列格式
[{"Typeyname":"a",children: [{ "name":"1"},{ "name":"2"}]},
{"Typeyname":"b",children: [{ "name":"3"},{ "name":"4"}]}]
按类别分类，小弟是菜鸟，请各位大神赐教！！！
http://www.cnblogs.com/dwfbenben/archive/2013/06/06/3122662.html