7.9.6.a seconds-from-dateTime() function 7.9.6.a seconds-from-dateTime() function You must see either the value "3.1536E7" or the value "31536000" for the Test 1 output. Test 1 : You must see the value "0.001" for the Test 2 output. Test 2 : You must see the value "NaN" for the Test 3 output. Test 3 :