java 的Do while 问题
我的程序将提供有关建筑物的信息,这些信息存储在在线 Oracle 数据库中。我得到它要求用户输入建筑物号码,然后运行并显示几个查询的结果。
这是我到目前为止得到的:
String userbnumber = null;
try {
BufferedReader obj = new BufferedReader(new InputStreamReader(System.in));
System.out.print("Please enter the building number: ");
userbnumber = obj.readLine();
} catch (IOException e) {
}
// A Lot of queries which use userbnumber as the basis for getting data from tables
但是,我不知道如何/在哪里使用 do-while 子句来不断询问建筑物编号,直到用户输入 0,此时程序将打印“谢谢”等你的时间”然后停下来。
任何帮助将不胜感激。
My program will provide information on buildings, which is stored in an online Oracle database. I got it to ask the user to enter the building number and then run and display the results of several queries.
Here is what I got so far:
String userbnumber = null;
try {
BufferedReader obj = new BufferedReader(new InputStreamReader(System.in));
System.out.print("Please enter the building number: ");
userbnumber = obj.readLine();
} catch (IOException e) {
}
// A Lot of queries which use userbnumber as the basis for getting data from tables
However, what I can't figure out is how /where to use the do-while clause to keep asking for the building number until the user enters 0 at which point the program would print "Thank you for your time" and stop.
Any help would be greatly appreciated.
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更好的方法是
better way is to