判断是否为连续的数字拼接而成的字符串

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    public static void main(String[] args) {
        //此种情况已经明确是数字拼接而成,如果可能含有非数字的情况,需要先判断是否全部为数字
        String str1= "00001,00002"; 
        String[] split = str1.split(",");
        for (int i = 0; i < split.length; i++) {

            System.out.println(split[i]);
        }
        System.out.println("------------");
        for (int i = 0; i < split.length; i++) {

            System.out.println("split["+i+"]="+split[i]);
            if (i < split.length-1) {
                BigDecimal num1 = new BigDecimal(split[i]);
                BigDecimal num2 = new BigDecimal(split[i+1]);

                System.out.println("num1为"+num1+";num2为"+num2+";num1+1之后的结果为"+num1.add(new BigDecimal("1"))+";num1+1与num2的比较结果为"+ num1.add(new BigDecimal("1")).compareTo(num2));
                //比较结果为0时,表示相等
                if (num1.add(new BigDecimal("1")).compareTo(num2) == 0) {
                    System.out.println(num1.add(new BigDecimal("1")));
                    System.out.println(num2);
                }
            }
            System.out.println("------------");
        }   
    }

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转载自blog.csdn.net/javaee_sunny/article/details/77509242