java alibaba fastJson 遍历数组json

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import java.util.*; import com.alibaba.fastjson.*; public class Test {     public static void main(String[] args) {         //方法１         String json = "[{\"companyId\":\"111111111\",\"companyName\":\"Huuuu\",\"_uid\":10,\"_index\":0,\"_state\":\"modified\"},{\"companyId\":\"000000000000000000\",\"companyName\":\"cx01\",\"_uid\":11,\"_index\":1,\"_state\":\"modified\"},{\"companyId\":\"9999999999999\",\"companyName\":\"ttt\",\"_uid\":12,\"_index\":2,\"_state\":\"modified\"}]";         List<HashMap> list =JSON.parseArray(json, HashMap.class);         for(int i=0;i<list.size();i++){           System.out.println(list.get(i).get("companyId"));;         }         //方法２         /*         JSONArray jarr = JSONArray.parseArray(json);         for (Iterator iterator = jarr.iterator(); iterator.hasNext();) {           JSONObject job = (JSONObject) iterator.next();           System.out.println(job.get("companyId").toString());         }*/     } }

 

    String str = "[\"\\/static\\/upload\\/1539863638_0.png\"]";
    JSONArray array = new JSONArray().parseArray(str);

        if(null!=array){
            array.set(0, "----------"+array.get(0));
            for (Iterator iterator = array.iterator(); iterator.hasNext();) {
              System.out.println(iterator.next());
            }
        }