Check Employe ID

[rockyy]

I Want my Employee ID
Should start with E and then it can have any no of digits

right now i m using this query
i dont think its right please help me to correct it
using regular expressionor custom expression

(e+^[^-][0-9]$)

it should have E1,E11,E11111 and so on only thing it should start with( E or e)

 

[rockyy]

any help ...!!?

 

[JohnH]

^[eE]\d+$

or with RegexOptions.IgnoreCase:

^E\d+$

 

[rockyy]

Resolved thank you Bro JohnH