(SQL Server) Example: JsonObject.NewArrayOf method

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Note: This example requires Chilkat v11.4.0 or greater.

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 @success int
    SELECT @success = 0

    DECLARE @big_cats nvarchar(4000)
    SELECT @big_cats = '["lion","tiger","leopard","jaguar","cheetah","snow leopard","clouded leopard","cougar","puma","panther"]'

    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'test', 'abc'

    EXEC sp_OAMethod @json, 'NewArrayOf', @success OUT, 'big_cats', @big_cats
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @json, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @json
        RETURN
      END

    EXEC sp_OASetProperty @json, 'EmitCompact', 0
    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    -- Result:

    -- {
    --   "test": "abc",
    --   "big_cats": [
    --     "lion",
    --     "tiger",
    --     "leopard",
    --     "jaguar",
    --     "cheetah",
    --     "snow leopard",
    --     "clouded leopard",
    --     "cougar",
    --     "puma",
    --     "panther"
    --   ]
    -- }

    EXEC @hr = sp_OADestroy @json


END
GO