Variables -
A variable is defined as the name given to a memory location. Where the data
Can be store accessed or manipulated in which is used to store a value is called variable.
There's two types -
1. Internal/local variable
2. External/Global variable
1. Local variable -
Local variables are declared inside a
Particular functions. They are local to particular functions. They are declared inside a function. In which they are to be initialized . They are private property
Of a particular function and can not be
Exit outside.
Example-
#included <stdio. h>
Void main()
{
Int a=10;
Printf("value of a");
getch();
}
Global variable -
Global variable declared outside the function. They can use in whole program.
Example -
#included <stdio. h>
Void main()
Int a=20;
{
a =10;
Printf("value of a");
getch();
}
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