As computer networks and bulletin board systems became popular in the 1970s and 1980s, users started to craft and share these character-based images. Instead, it emerged as a form of expression during the early days of computers and teletypes that used ASCII characters. This is because the ASCII function is capable of reading the first 7-bit stream, but not the extra bit. The origin of ASCII art is diffuse and isnt credited to a single individual. A lot of choosing your palette for ASCII art is an art, because the distribution of pixels in each character matters as much as the number of them. If you use ASCII artwork from here, please do not remove the artists name/initials if they are present. CHARACTER CHARACTERįrom the previous result, notice that the character for code point 195 is à and not æ. The ASCII art of this website has been created by many different artists and credit has been given where the artist is known. To verify if the results above map to the correct character code point, use the output values with the CHAR or NCHAR function: SELECT NCHAR(80) AS, NCHAR(195) AS This examples shows how a 7-bit ASCII value is returned correctly, but an 8-bit Extended ASCII value is not handled. SELECT ASCII('A') AS A, ASCII('B') AS B,ī. This example assumes an ASCII character set, and returns the ASCII value for 6 characters. Extended ASCII or High ASCII is an 8-bit character set that is not handled by the ASCII function. See the Printable characters section of ASCII for a list of ASCII characters.ĪSCII is a 7-bit character set. The ASCII art of this website has been created by many different artists and credit has been given where the artist is known. It serves as a character encoding standard for modern computers. Return typesĪSCII stands for American Standard Code for Information Interchange. At first only included capital letters and numbers, but in 1967 was added the lowercase letters and some control characters, forming what is known as US-ASCII, ie the characters 0 through 127. ArgumentsĪn expression of type char or varchar. Common Character Sets Language Charset Guide. To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation. Detailed information about ASCII character, also known as the euro sign.
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