I need regular expression for alphanumeric of 4digit and 4 alphabets only

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I need regular expression for alphanumeric of 4 digit and 4 alphabets only.

Posted 20-Feb-11 18:27pm

goelhima

Updated 20-Feb-11 22:52pm

Toli Cuturicu

v3

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Sunasara Imdadhusen 21-Feb-11 0:29am

Did you try anything for that?

goelhima 21-Feb-11 0:30am

i dont know y.... but i am not able to write question.... might be slow connection.
I need regular expression for 4alphabets and 4 digits only. and it should be in this sequence only. I tried to modified many code but i m not able to get the right code. Please help me. Its very urgent.
thanx.

goelhima 21-Feb-11 0:33am

@Sunasara- Yes i tried many regular expression and modified them. But i m not getting the ryt one. I got for mixed one lyk 4 digit and 4 alphabets but the problem is that user can write in any way means he can write one numeric one alphabet in any sequence.... but i want only 4alphabets first than 4 numeric....not any mix match

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Prerak Patel · Accepted Answer · 2011-02-20T18:38:00

Solution 1

goelhima wrote:
but i want only 4alphabets first than 4 numeric

[a-z]{4}[0-9]{4}

Posted 20-Feb-11 18:38pm

Prerak Patel

Comments

Sergey Alexandrovich Kryukov 21-Feb-11 0:42am

This one matched low-case characters only. You need upper case also.
--SA

Prerak Patel 21-Feb-11 1:08am

You can anyway ignore the case if you wish.

Sergey Alexandrovich Kryukov 21-Feb-11 1:42am

As Grep option? agree.
Will vote 5.
--SA

goelhima 21-Feb-11 0:43am

thnx u so much.... its working :)
i was trying so complicated one but it was not working ..... now this simple one is working ;)

Sergey Alexandrovich Kryukov 21-Feb-11 0:45am

You need my answer.
--SA

Sergey Alexandrovich Kryukov · Accepted Answer · 2011-02-20T18:39:00

Solution 2

[a-zA-Z]{4}[0-9]{4}

—SA

Posted 20-Feb-11 18:39pm

Sergey Alexandrovich Kryukov

Updated 20-Feb-11 18:42pm

v2

Comments

goelhima 21-Feb-11 0:47am

i write in a same way :) thnx....

Sergey Alexandrovich Kryukov 21-Feb-11 0:59am

You're welcome.
--SA

Espen Harlinn 21-Feb-11 9:41am

Nice and simple, my 5

Sergey Alexandrovich Kryukov 21-Feb-11 16:23pm

Thank you; easy exercise.
--SA