regular expression to constraint the password input

Question

1.00/5 (1 vote)

See more:

hello
what is the regular expression to constraint the password input such that the user must enter a password which minimum length is 7 and containing at least one non-alphanumeric char
thanks all

Posted 19-Aug-12 5:29am

Khaldoon Al-Talib

Add a Solution

Comments

[no name] 19-Aug-12 11:35am

So you have not actually tried anything you just want someone to do your job for you... is that the gist of your "question"?

Khaldoon Al-Talib 19-Aug-12 11:48am

no I tried but I couldn't
I think there is some thing I don't no
any way that is not a home work but I need it in my web site

1 solution

Add a Solution

Add your solution here

Treat my content as plain text, not as HTML

Preview 0

…

Existing Members

Sign in to your account

...or Join us

Download, Vote, Comment, Publish.

Your Email
Password
Forgot your password?

Your Email
This email is in use. Do you need your password?
Optional Password

I have read and agree to the Terms of Service and Privacy Policy
Please subscribe me to the CodeProject newsletters

When answering a question please:

Read the question carefully.
Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.
If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. Insults are not welcome.
Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question.

Let's work to help developers, not make them feel stupid.

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

OriginalGriff · Answer 1 · 2012-08-19T06:01:00

Solution 1

It's complex - but possible:

^.*(?=.{8,10})(?=.*[!"£$%^&*()_])(?=.*[a-zA-Z]).*$

The characters between the '[' and ']' are the permitted special characters. To be honest, I wouldn't use a regex for this - I'd do it in code, it's a lot more maintainable.

Posted 19-Aug-12 6:01am

OriginalGriff

Comments

Khaldoon Al-Talib 19-Aug-12 12:07pm

thank you I will tray it and accept the answer few later
thank you very much

ridoy 19-Aug-12 13:27pm

+5