What is the point of arrLength?

Answer 1

To get the size of the array.

Answer 2

an example would be if you needed to output all elements of the array.

String[] arr = {"A","B","C"}
for (int i=0;i < arr.length;i++) {
System.out.println(i);
}

Answer 3

thank you! that helped. sorry for the delayed reply

Answer 4

could you give me an example? if we are trying in the size of it then why do we need to get the size of it?