java控制台输出进度条

public static void main(String[] args) {
        for(int i=1; i<=50; i++){
            StringBuilder sb = new StringBuilder();
            for(int j=0; j<=i; j++){
                sb = sb.append("=");
            }
            sb.append(">");
            for(int s=50-i; s>=1; s--){
                sb = sb.append(" ");
            }
            sb.append(i +"百分之");
            System.out.printf(sb.toString());
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            System.out.printf("\r");
        }
        System.out.println( );
    }

运行结果