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  • java alibaba fastJson 遍历数组json

    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());
                }
            }
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  • 原文地址:https://www.cnblogs.com/phpfangzhan/p/9813001.html
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