query string 中使用对象,数组 https://stackoverflow.com/questions/11490326/is-array-syntax-using-square-brackets-in-url-query-strings-valid https://medium.com/raml-api/objects-in-query-params-173d2712ce5b https://medium.com/raml-api/arrays-in-query-params-33189628fa68 推荐:"a.a=1&a.a=2" // {a: {a: [1,2]}} query string 中不允许使用 "[" :https://tools.ietf.org/html/rfc3986#section-3.2.2 "[" 和 "," 都是保留字,应该被编码:https://tools.ietf.org/html/rfc3986#section-2.2