sql server - IndexOf function in T-SQL

Question

Given an email address column, I need to find the position of the @ sign for substringing.

What is the indexof function, for strings in T-SQL?

Looking for something that returns the position of a substring within a string.

in C#

var s = "abcde";
s.IndexOf('c'); // yields 2

Answer 1

CHARINDEX is what you are looking for

select CHARINDEX('@', 'someone@somewhere.com')
-----------
8

(1 row(s) affected)

-or-

select CHARINDEX('c', 'abcde')
-----------
3

(1 row(s) affected)