根据json生成golang struct
https://mholt.github.io/json-to-go/
输入
{"age":1, "firstName":"LeTian", "lastName":"Chu", "birthday":"2000-01-30"}
输出
type AutoGenerated struct {
Age int `json:"age"`
FirstName string `json:"firstName"`
LastName string `json:"lastName"`
Birthday string `json:"birthday"`
}