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a pointer is a variable .it specify the address of the particular variable ,the & symbol is to specify the address of the variable.
In programming languages, a type qualifier indicates the special properties of a variable. Type qualifiers can be used for code optimization and for finding defects. In C/C++ one of the popular type qualifiers is the const qualifire. It is used to fix the value of a variable after the variable is initialized.
type variable {[optional array size]} {= optional initializer};
When you work with passing by value C creates a copy of the variable which is referencing to. Thus, it spends free RAM space just to dublicate the variable which already excists.When you work with passing by reference type C works with address of the variable, what makes using of free RAM space more efficient.
struct thisorthat *ptr;
It is likely that a horizontal line on a graph will have the equation y=c, where c is a variable.
same the types used in C. that is int...char...float...
During declaration, the declaration goes like this: extern <type> <variable-name> or <type> <function-name> (<parameter list>);
It's a part of the program's data, which has a name,type and value.
When you work with passing by value C creates a copy of the variable which is referencing to. Thus, it spends free RAM space just to dublicate the variable which already excists.When you work with passing by reference type C works with address of the variable, what makes using of free RAM space more efficient.
None. The speed of light is usually assumed to be constant. The symbol used to represent the speed of light is "C", as in E=MC2. Then why is it called a variable speed?
Just type declare then the variable that you desire to assigned a certain constant value on it. Just type declare then the variable that you desire to assigned a certain constant value on it.