args is an array
If you say:
java MyJavaClass boots hat cane
then args holds three values, the Strings "boots", "hat", and "cane".
args.length is equal to 3 in this case.
Strings also can have a length, which we can find using the method length()
<code>
String name = "Katrina Owen";</code>
<code>name.length()</code> is equal to 12.
Compare the two: