System.out.print("Please Select an Option...");
selected = (char) System.in.read();
}
while (selected < '1' || selected > '5'); // || => OR
//System.out.println("\n");
switch (selected)
{
case '1':
System.out.println("$: 6.08₺");
System.out.println("€: 6.88₺");
System.out.println("Gram Gold: 327₺");
System.out.println("Bitcoin/TL: 57.462₺");
System.out.println("Ripple/TL: 1.42₺");
break;
case '2':
System.out.print("Select Your Bank Account...");
**selectBankAccNum = (char) System.in.read();**
System.out.println(selectBankAccNum + " sd");
当外部开关盒为2时,我的程序打印Select your...part,但它不等待用户输入,并完成运行。
最佳答案
您正在寻找的是 Scanner#next(),而不是 System.in#read()。您需要使用InputStream 创建Scanner 对象,在本例中为System.in,因为它是实现InputStream 的实现PrintStream。
Scanner scanner = new Scanner(System.in);
System.out.print("Please Select an Option...");
int selected = scanner.nextInt();
switch(selected) {
case 1:
//your code
break;
case 2:
System.out.print("Select Your Bank Account...");
int account = scanner.nextInt();
break;
}
关于java - 内部开关无法接受用户输入,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/60589090/