Extracting numeric part from string - SYBASE ASE -


i trying extract 7658 string xyz.abc7658@yahoo.co.in. below query trying , output shown. query doesn't server purpose.

can please on this? (running query on sybase ase) 

select substring('xyz.abc7658@yahoo.co.in', patindex('%[0-9]%', 'xyz.abc7658@yahoo.co.in'),           len('xyz.abc7658@yahoo.co.in')) number  go   number  --------------  85@yahoo.co.in

you did not mention end poistion

declare @str varchar(100) select  @str='xyz.abc7658@yahoo.co.in'  select  substring(@str, patindex('%[^0-9][0-9]%', @str) + 1, patindex('%[0-9][^0-9]%', @str) - patindex('%[^0-9][0-9]%', @str))

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