spinner.setOnItemSelectedListener(new AdapterView.OnIte @Override public void onItemSelected(AdapterView<?> parent, V if (position == 0) { title.clear(); news_id.clear(); date.clear(); description.clear(); img_url.clear(); source_url.clear(); category_to_fetch = "analysis"; getO(category_to_fetch); } else if (position == 1) { title.clear(); news_id.clear(); date.clear(); description.clear(); img_url.clear(); source_url.clear(); category_to_fetch = "blockchain"; getO(category_to_fetch); } else if (position == 2) { title.clear(); news_id.clear(); 这是STRING的回应E / RESPONSE:{“分析”:[// RESPONSE转换为JSONOBJECT后,它在 E / OBJECT下面显示数据,例如:{“ exchanges”:[//响应当我从旋转数据中选择分析类别时当我从旋转数据中选择分析类别时是ICO从挖矿数据中选择分析类别时别的即使我有数据也没有加载数据
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