Returns whether the ordinal datum is empty. An ordinal datum is considered empty when the time is NaN, the ordinal is blank (empty or only whitespace), and the value is NaN.
The iterate datum to test
true if the iterate datum is empty; false otherwise
true
false
Returns whether the ordinal datum is empty. An ordinal datum is considered empty when the time is NaN, the ordinal is blank (empty or only whitespace), and the value is NaN.