SQL Server/T-SQL/String Functions/ASCII

ASCII("A"): A is 65

1> 
2>
3> SELECT ASCII("A")
4> GO
-----------
         65
(1 rows affected)

ASCII:return the ASCII numeric value of the leftmost character of a string

1> -- ASCII:return the ASCII numeric value of the leftmost character of a string.
2> -- Only the first character in the string is evaluated.
3>
4> DECLARE @ASCII_STRING CHAR(5)
5> SET @ASCII_STRING = "www.sqle.ru"
6> SELECT ASCII(@ASCII_STRING)
7> GO
-----------
        119
(1 rows affected)
1>