So, we get things in with
<STDIN>. How do we get things out? With the
print() function. This function takes the values within its parentheses and puts them out without any embellishment onto standard output. Once again, unless you've done something odd, this will be your command console. For example:
print("hello world\n"); # say hello world, followed by newline print "hello world\n"; # same thing
Note that the second example shows the form of
print() without parentheses. In fact, many of the operators that look like functions also have a syntactic form that works without the parentheses. Whether or not to use the parentheses is mostly a matter of style and typing agility, although there are a few cases where you'll need the parentheses to remove ambiguity.
We'll see that you can actually give