optimize

houxiao

2017-05-11 61fd77beb5f02d1ce8dcd458317dbca7a5d4246b

1
2
3
4
5
[ 
{"name":"A","countrys":[{"country":"阿富汗"},{"country":"澳大利亚"}]}, 
{"name":"B","countrys":[{"country":"巴西"}]}, 
{"name":"D","countrys":[{"country":"中国"}]} 
]