powered by
changeGrade is an operator for grade values.
changeGrade
changeGrade(grade, delta)
a string containing the current grade in the form G?, where ? is a number.
G?
?
a number containing the relative change in grade to apply. 0 retains the current grade as-is.
0
a string containing the new grade.
# NOT RUN { changeGrade("G4", 0) ## G4 changeGrade("G4", 1) ## G5 changeGrade("G4", -1) ## G3 changeGrade("G10", 1) ## G11 # }
Run the code above in your browser using DataLab