//方法一(缺陷:在开发环境下可能显示模式是Unicode,然后\b就变成了个框框):
public static void main(String[] args) throws Exception {
System.out.print("Progress:");
for (int i = 1; i <= 100; i++) {
System.out.print(i + "%");
Thread.sleep(100);
for (int j = 0; j <= String.valueOf(i).length(); j++) {
System.out.print("\b");
}
}
System.out.println("结束");
}
//方法二:
public static void main(String[] args) throws Exception {
for (int i = 1; i <= 100; i++) {
System.out.print('\r' + "Progress:" + i + "%");
Thread.sleep(100);
}
System.out.println("结束");
}
知识点:
1.\b可在控制台删除一个字节的打印记录
2.\r可在控制台删除整行的打印记录