#array initialization

Reverse engineering a horrible COBOL structure initialization

The COBOL code that I was looking at used a magic value 999, and I couldn’t see where it could be coming from.  After considerable head scratching, I managed to figure out that all the array structure instantiations in the code are initialized using strings.  That seems to be the origin of the magic (standalone) 999’s scattered through the code.

To share the horror, here is an (anonymized)…

  Array in JAVA:-   

Array in Java is a collection of similar types of data store in sequential order. It is used to create a list

Array is static in nature. Array size is known.

Array cannot be shrinked.

Types of array:-

Array is two types:-

single dimensional array

multidimensional array

Array construction:-

Array construction possible in 3 different step:-

1)array declaration

2)Memory…