本文介绍了定期表达以下字符串的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我有字符串，其字母数字如下所示。
例1：abc1232323acvc23232avac
Ex 2：abc1232bcsb
这里我想检查字符串是否为字母数字以及连续数字长度不应超过7.
我试过但我无法得到正确的正则表达式。
请帮助我这个
我尝试了什么：
尝试用
I have string with is having the alpha numeric noted as below.
Ex 1: abc1232323acvc23232avac
Ex 2: abc1232bcsb
Here I want to check the string is alpha number as well as continuous numeric length should not exceed more than 7.
I have tried but I couldn't get the proper regular expression.
Kindly help me on this
What I have tried:
Tried with
(([a-z]+[0-9]+)+|(([0-9]+[a-z]+)+))[0-9a-z]{0.7}*推荐答案
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