下面是相關主題http://developer.android.com/guide/topics/ui/actionbar.html#ActionItems 開發者指南因此,我們必須在活動 public class MyActivity extends Activity {
@Override
public boolean onCreateOptionsMenu(Menu menu)
{
我想要字符串中包含兩個子字符串 .txt文件中的行數。 我試過如下: with open(filename, 'r') as file:
for line in file:
wordsList = line.split()
if any("leads" and "show" in s for s in wordsList):
repetitions