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 Searching for given character set in a variable

Author  Topic 

tleonard
Starting Member

13 Posts

Posted - 2008-10-06 : 16:50:33
set @startposition = charindex('&CVV2MATCH', @bin) + 11

I received an error on the statement above. I assume because &CVV2MATCH character set did not exist in the string. Therefor, I need to know how to test to see if the character exist prior to executing the statement.

Below is the entire character set when the error occured.
@bin = 'RESULT=23&PNREF=VSHF2DF84B32&RESPMSG=Invalid account number: INVALID CARD&AVSADDR=X&AVSZIP=X'

tl

SwePeso
Patron Saint of Lost Yaks

30421 Posts

Posted - 2008-10-06 : 16:52:47
If '@CVV2MATCH' does not exists in the string, CHARINDEX returns 0.



E 12°55'05.63"
N 56°04'39.26"
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SwePeso
Patron Saint of Lost Yaks

30421 Posts

Posted - 2008-10-06 : 16:53:49
set @startposition = NULLIF(charindex('&CVV2MATCH', @bin), 0) + 11

Now @startposition is NULL if '&CVV2MATCH' doesn't exists.


E 12°55'05.63"
N 56°04'39.26"
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visakh16
Very Important crosS Applying yaK Herder

52326 Posts

Posted - 2008-10-06 : 23:50:12
try this:-
set @startposition = patindex('&CVV2MATCH%', @bin) + 11
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tleonard
Starting Member

13 Posts

Posted - 2008-10-07 : 15:02:59
This is what I needed. Thanks for both the response's.
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