<transform-to-json format="ssv" url="Iris.dat">
<transform-to-json format="ssv" url="Iris.dat" array>
<transform-to-json format="ssv" url="Iris.dat"> <column name="sepal_length" type="Number"></column> <column name="sepal_width" type="Number"></column> <column name="petal_length" type="Number"></column> <column name="petal_width" type="Number"></column> </transform-to-json>