java字符串转json

最新推荐文章于 2025-06-25 13:11:22 发布

feitiandezhu1399

最新推荐文章于 2025-06-25 13:11:22 发布

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文章标签： Java json JSONArray JSONObject String

本文链接：https://blog.youkuaiyun.com/feitiandezhu1399/article/details/81978177

public static void stringToJson(){
		//定义字符串
		String string = "[{'name':'toke','shuxue':'78','yuwen':'80'},"
	                    +"{'name':'seri','shuxue':'20','yuwen':'90'},"
				        +"{'name':'heer','shuxue':'99','yuwen':'56'}]";
		try {
			//字符串转换JSON数组
			JSONArray jsonarry = new JSONArray(string);
			//遍历JSON数组
			if(jsonarry.length() > 0){
				for (int i = 0;i < jsonarry.length();i++) {
					//获得json数据
					JSONObject  jsonObject = jsonarry.getJSONObject(i);
					//根据key建取值
					System.err.println(jsonObject.getString("shuxue"));
				}
			}
		    
		} catch (JSONException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}