forked from kidgrow-microservices-platform

kidgrow-commons/kidgrow-common-spring-boot-starter/src/main/java/com/kidgrow/common/utils/RandomValueUtils.java
@@ -157,5 +157,20 @@
        return no;
    }
    /**
     * 获取指定长度的随机数
     * @param len
     * @return
     */
    public static String getRandom(int len) {
        String source = "0123456789";
        Random r = new Random();
        StringBuilder rs = new StringBuilder();
        for (int j = 0; j < len; j++) {
            rs.append(source.charAt(r.nextInt(10)));
        }
        return rs.toString();
    }
}