这样看看: var a = {"CODE":{"ERROR_CODE":0},"DATA":[{"bj":"初11级02班","classid":"2"}]}; var b = {"CODE":{"ERROR_CODE":0},"DATA":[{"xm":"张三","identityid":460},{"xm":"李四","identityid":462},{"xm":"王五","identityid":864},{"xm":"赵六","identityid":866}]}; a.DATA[0]["classmate"]=b.DATA;
String a = "{'CODE':{'ERROR_CODE':0},'DATA':[{'bj':'初11级02班','classid':'2'}]}"; String b = "{'CODE':{'ERROR_CODE':0},'DATA':[{'xm':'张三','identityid':460},{'xm':'李四','identityid':462},{'xm':'王五','identityid':864},{'xm':'赵六','identityid':866}]}";
JSONObject ja = JSONObject.fromObject(a); JSONObject jb = JSONObject.fromObject(b);
var a = {"CODE":{"ERROR_CODE":0},"DATA":[{"bj":"初11级02班","classid":"2"}]};
var b = {"CODE":{"ERROR_CODE":0},"DATA":[{"xm":"张三","identityid":460},{"xm":"李四","identityid":462},{"xm":"王五","identityid":864},{"xm":"赵六","identityid":866}]};
a.DATA[0]["classmate"]=b.DATA;
String b = "{'CODE':{'ERROR_CODE':0},'DATA':[{'xm':'张三','identityid':460},{'xm':'李四','identityid':462},{'xm':'王五','identityid':864},{'xm':'赵六','identityid':866}]}";
JSONObject ja = JSONObject.fromObject(a);
JSONObject jb = JSONObject.fromObject(b);
ja.getJSONArray("DATA").getJSONObject(0).put("classmate",jb.get("DATA"));
System.out.println(ja.toString());