Regular expression in C#

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Hi,

I want to write one regular expression in C#. i have one strnig "Raj344ck". want to write one regular expression in C#. it should validate below conditions.

1.Length should be 8
2.First 2 char should be alphabetic.
3.Last 6 character should be alphanumeric.

Is it possible to achieve with single expression?

Thanks in advnace.

Posted 13-Apr-15 23:24pm

Raj kumar.C

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3 solutions

Solution 2

Try this:

C#

[a-zA-Z]{2}[a-zA-Z0-9]{6}

Posted 13-Apr-15 23:53pm

TheRealSteveJudge

v3

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Kornfeld Eliyahu Peter · Accepted Answer · 2015-04-13T23:46:00

Solution 1

[A-z][A-z][A-z0-9]{6}

http://regexper.com/#%5BA-z%5D%5BA-z%5D%5BA-z0-9%5D%7B6%7D[^]

Posted 13-Apr-15 23:46pm

Kornfeld Eliyahu Peter

Comments

CPallini 14-Apr-15 5:53am

5.

Kornfeld Eliyahu Peter 14-Apr-15 6:08am

Thank you...

TheRealSteveJudge 15-Apr-15 2:16am

Same idea. Even shorter. 5*

OriginalGriff · Accepted Answer · 2015-04-13T23:58:00

Solution 3

Just to add to what Peter and TheRealSteveJudge say, if you want just 8 characters as teh whole string, you need to use string start and end delimiters as well:

^[a-zA-Z]{2}\w{6}$

If you don't, it's will also match

***HX123ABC%%%

Posted 13-Apr-15 23:58pm

OriginalGriff

Comments

aarif moh shaikh 14-Apr-15 6:27am

5

TheRealSteveJudge 15-Apr-15 2:17am

5*