Go to the first, previous, next, last section, table of contents.


&optional Argument Exercise

Write an interactive function with an optional argument that tests whether its argument, a number, is greater or less than the value of fill-column, and tells you which, in a message. However, if you do not pass an argument to the function, use 56 as a default value.


Go to the first, previous, next, last section, table of contents.