JSON数据为什么会按字母排序

[tuotuogenjudi]

输入的JSON为 { "cc": "cc", "aa": "aa" }

获取的数据为{ "aa": "aa", "cc": "cc" }

[bloodynumen]

json的object本身是无序的 可以了解下json数据格式

https://www.rfc-editor.org/rfc/rfc7159.html

  An object is an unordered collection of zero or more name/value
   pairs, where a name is a string and a value is a string, number,
   boolean, null, object, or array.