正则表达式的密码必须包含至少8个字符，至少1个号码和较低和大写字母和特殊字符 [英] Regex for Password Must be contain at least 8 characters, least 1 number and both lower and uppercase letters and special characters

问题描述

我想一个普通的前pression检查

I want a regular expression to check that

密码必须包含至少8个字符，其中至少有1号和
 包括较低和大写字母和特殊字符如＃，？，两个！）

Password Must be contain at least 8 characters, including at least 1 number and includes both lower and uppercase letters and special characters e.g #, ?, !)

不可能是你的旧密码或包含您的用户名，密码或websitename

Cannot be your old password or contain your username, "password", or "websitename"

这是我的验证前pression这是 8 字符，包括 1 大写字母， 1 小写字母， 1 数字或特殊字符。

And here is my validation expression which is for 8 characters including 1uppercase letter, 1 lowercase letter, 1 number or special character.

(?=^.{8,}$)((?=.*\d)|(?=.*\W+))(?![.\n])(?=.*[A-Z])(?=.*[a-z]).*$"

我怎么能写在密码必须为8个字符，其中包括1个大写字母，特殊字符和字母数字字符

推荐答案

最少8个字符，至少1字母及一个数字：

Minimum 8 characters at least 1 Alphabet and 1 Number:

"^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,}$"

最少8个字符，至少1字母，1号和特殊字符：

Minimum 8 characters at least 1 Alphabet, 1 Number and 1 Special Character:

"^(?=.*[A-Za-z])(?=.*\d)(?=.*[$@$!%*#?&])[A-Za-z\d$@$!%*#?&]{8,}$"

最少8个字符，至少1大写字母，1个小写字母和1号：

Minimum 8 characters at least 1 Uppercase Alphabet, 1 Lowercase Alphabet and 1 Number:

"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$"

最少8个字符，至少1大写字母，1个小字母，1号和特殊字符：

Minimum 8 characters at least 1 Uppercase Alphabet, 1 Lowercase Alphabet, 1 Number and 1 Special Character:

"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[$@$!%*?&])[A-Za-z\d$@$!%*?&]{8,}"

8的最小和最大10个字符，至少1大写字母，1个小字母，1号和特殊字符：

Minimum 8 and Maximum 10 characters at least 1 Uppercase Alphabet, 1 Lowercase Alphabet, 1 Number and 1 Special Character:

"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[$@$!%*?&])[A-Za-z\d$@$!%*?&]{8,10}"

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