(SQL Server) Example: Crypt2.EncodeString method

Demonstrates how to call the EncodeString method.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @crypt int
    EXEC @hr = sp_OACreate 'Chilkat.Crypt2', @crypt OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @s nvarchar(4000)
    SELECT @s = 'Hello World'

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'utf-8', 'hex'
    PRINT @sTmp0
    -- Output: 48656C6C6F20576F726C64

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'utf-16', 'hex'
    PRINT @sTmp0
    -- Output: 480065006C006C006F00200057006F0072006C006400

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'utf-8', 'base64'
    PRINT @sTmp0
    -- Output: SGVsbG8gV29ybGQ=

    SELECT @s = 'électricité'

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'utf-8', 'hex'
    PRINT @sTmp0
    -- Output: C3A96C6563747269636974C3A9

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'windows-1252', 'hex'
    PRINT @sTmp0
    -- Output: E96C6563747269636974E9

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'windows-1252', 'hex_lower'
    PRINT @sTmp0
    -- Output: e96c6563747269636974e9

    EXEC sp_OAMethod @crypt, 'EncodeString', @sTmp0 OUT, @s, 'utf-8', 'url'
    PRINT @sTmp0
    -- Output: %C3%A9lectricit%C3%A9

    EXEC @hr = sp_OADestroy @crypt


END
GO