class - script and chart function

The class function assigns the first parameter to a class interval. The result is a dual value with a<=x<b as the textual value, where a and b are the upper and lower limits of the bin, and the lower bound as numeric value.


class(expression, interval [ , label [ , offset ]])


Argument Description
interval A number that specifies the bin width.
label An arbitrary string that can replace the 'x' in the result text.
offset A number that can be used as offset from the default starting point of the classification. The default starting point is normally 0.