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你能幫我找到我的代碼中的錯誤嗎?Processing.org用戶輸入代碼錯誤?
import javax.swing.JOptionPane;
String mortgagetype;
mortgagetype = JOptionPane.showInputDialog("What type of mortgage do you desire? (open or closed, only)");
if (mortgagetype == "open" || mortgagetype == "closed") {
print("hello");
}
如果用戶輸入open或closed,我希望程序打印hello。但它不,我不知道問題是什麼。
可能的重複[如何比較Java中的字符串?](https://stackoverflow.com/questions/513832/how-do-i-compare-strings-in-java) – jasonharper
請添加您的錯誤正在得到 –