[英]For Loop to iterate over JSON objects inside an Array
How do I get and show
each and every JSON's Object's value
those I have inside an Array
called learning
如何get and show
我在一个名为learning
的Array
每个JSON's Object's value
Here is how JSON
Array looks like: 以下是JSON
Array的外观:
"learning": [
{
"code":"2K14 - 2",
"os":"Windows - 2"
},
{
"code":"2K15 - 2",
"os":"Linux - 2"
},
{
"code":"2K16 - 2",
"os":"Mac - 2"
}
]
Code 码
List<Learning> learning = value.getLearning();
for(Learning m : learning) {
// I guess, here I am missing something, which is really useful
String code = m.getCode();
String os = m.getOs();
viewHolder.learning.setText("Code: "+code+" OS: "+os);
}
When I execute
my program, getting
this: 当我execute
我的程序时, getting
这个:
Code: 2k16, OS: Mac - 2
Whereas I want to get
something like this
: 而我want to get
类似this
:
Code: 2k14 OS: Windows - 2, Code: 2k15 OS: Linux - 2, Code: 2k16 OS: Mac - 2
Do it as, if want to show all data in single TextView
: 如果要在单个TextView
显示所有数据,请执行以下操作:
viewHolder.learning.append("Code: "+code+" OS: "+os + ", ");
Use TextView.append
instead of TextView.setText
使用TextView.append
而不是TextView.setText
Can you post your Retrofit interface and all the model classes related to that? 你可以发布你的Retrofit界面和与之相关的所有模型类吗?
and then you will have something like this to read it. 然后你会有这样的东西来阅读它。
String text = "";
List<Learning> learning = value.getLearning();
for(Learning m : learning) {
// I guess, here I am missing something, which is really useful
String code = m.getCode();
String os = m.getOs();
text = text + "Code: " + code + " OS: " + os + ", ";
}
viewHolder.learning.setText(text);
JSONArray jsonArray = jsonObj.getJSONArray("learning");
for(int i = 0; i < jsonArray.length(); i++)
{
JSONObject obj = jsonArray.getJSONObject(i);
String code = obj.getString("code");
String os = obj.getString("os");
Log.i("MyClass", "Code -> " + code);
Log.i("MyClass", OS -> " + os);
}
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