C General - What does static variable mean

Home > C > General

What does static variable mean

Q

What does static variable mean?

✍: FYIcenter

A

There are 3 main uses for static variables:

If you declare within a function, it retains the value between function calls.
If it is declared for a function name, by default function is extern. So it will be visible from other files. If the function declaration is as static, it is invisible for the outer files.
Static for global variables. By default we can use the global variables from outside files. If it is static global, that variable is limitied to with in the file.

2007-02-26, 6165👍, 0💬

What does static variable mean
What does static variable mean? There are 3 main uses for static variables: If you declare within a function, it retains the value between function calls. If it is declared for a function name, by default function is extern. So it will be visible from other files. If the function declaration is as s... 2007-02-26, 6166👍, 0💬

Storage Classes
What are the different storage classes in C? C has three types of storage: automatic, static and allocated. Variable having block scope and without static specifier have automatic storage duration. Variables with block scope, and with static specifier have static scope. Global variables (i.e, file s... 2007-02-26, 5951👍, 0💬

Conditional Statements
What will happen in these three cases? if (a=0) { //somecode } if (a==0) { //do something } if (a===0) { //do something } 2007-02-26, 5692👍, 0💬

Variable Types
What are the types of variables x, y, y and u defined in the following code? #define Atype int* typedef int *p; p x, z; Atype y, u; Answer: x and z are pointers to int. y is a pointer to int but u is just an integer variable 2007-02-26, 5684👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.