answersLogoWhite

0


Best Answer

In C++ all names (including variables) must be declared before they can be used.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why you need to declare variable 1st in turbo c plus plus?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Do I need structure of turbo c plus plus?

Yes.


Is it corrrect to declare a variable in c or c plus plus as two or three words for eg int seg no?

No., If you want to declare you jus use _ in between so the declaration will be like int seg_no;


In c plus plus are local declarations visible to the function in a program?

If you declare a variable inside of any fuction (except main) it will not be available to other functions.


How the turbo c plus plus use in the computer?

How the turbo c plus plus use what in the computer.


What is the differentiate of turbo c from turbo c plus plus?

Turbo C compiles c source. turbo c++ compiles c++ source code.


Who develop the turbo c plus plus?

The company Borland developed Turbo C++.


What is turbo c plus plus?

Turbo C++ is Borland's integrated development environment (IDE).


To develop a taj mahal using c-language programming in turbo c plus plus?

turbo c


2(x-3) plus 4x plus 3?

You need to open the parentheses first. Then you can combine like terms (terms that have the same variable, or lack of variable).


What is the variable of x plus 10 plus 4x-35?

What is the variable of x plus 10 plus 4x-35?


What is a reference variable in c plus plus?

A reference variable in C++ is a formal parameter of a function call that automatically dereferences itself, as if it were a pointer, into a reference to the original value in the calling routine. You declare the reference type in the function declaration and prototype, but the compiler automatically adds the reference (&) operator on call, and the dereference (*) operator on use.


Can you control ports through c plus plus?

Yes. If the ports are memory mapped, then you simply need a pointer to that address, and you need to declare the pointer as volatile. If they are I/O mapped, then you need to create an _asm{} block.