Java 进度条
效果
代碼
思路:使用NumberFormat類來格式化數字,顯示完后,退格覆蓋重新顯示新的數字
import java.text.NumberFormat;public class Test {public static void main(String[] args) throws Exception {System.out.print("Progress:");NumberFormat num = NumberFormat.getPercentInstance();num.setMaximumIntegerDigits(4);num.setMaximumFractionDigits(3);for (int i = 1; i <= 13; i++) {double percent = i/13.0;String temp = num.format(percent);System.out.print(temp);Thread.sleep(1000);// 退格if (i!=13) {for (int j = 0; j < temp.length(); j++) {System.out.print("\b");}}}System.out.println();} }總結
 
                            
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