Uncomfortable with terms

[newbman]

Can you tell me the differences between these:object, object classprimitive type, reference typestack, heapThanx!

[Guest mkosca01]

Can you tell me the differences between these:object, object classprimitive type, reference typestack, heapThanx!

<{POST_SNAPBACK}>

Well depending on the context I would describe it as this if we have the codeCustomer cust1 = new Customer();cust1 is an instance of the Customer object class. It has all the methods and attributes defined in the customer class available in the program. cust1 is your object and the actual definition of the Customer is the object class.the following link will also lead you to a definition of primitive and reference types.java.sun.com/docs/books/tutorial/java/nutsandbolts/datatypes.html

The Java programming language has two categories of data types — primitive and reference (in the glossary). A variable of primitive type contains a single value of the appropriate size and format for its type: a number, a character, or a boolean value (see the following figure).

The following is some discussion on stack and heap regards Javawww.phptr.com/articles/article.asp?p=31755&seqNum=8&rl=1I found the following quote most useful in understanding the stack and heap

It is useful to know that these two different kinds of memory exist in Java. Stack memory is the program's memory, and heap memory resides outside of the program