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Reclaim process user space resource exit () function _ exit () function atexit () function on_exit () function, _ exitatexitAbstract:This article describes how to terminate a process and how to use the exit () function to terminate the process and

The exit and exit status codes exit are used to end a script, just like in C. it also returns a value, which is passed to the parent process of the script. The parent process uses this value for further processing. each command returns an exit

Exit and exit Status Codes Exit is used to end a script, just like in C. it also returns a value, which is passed to the parent process of the script. The parent process uses this value for further processing. Each command returns an exit status

Exit () and _ exit () and return, exit_exitreturnThe difference between exit () and return: According to ansi c, return and exit () are used in the originally called main () with the same effect. However, note that "initial call" is used here ". If

Now I've written a Hello World program to take a look at it: Filename:main.c #include int main (void) { printf ("Hello wolrd!\n"); return (-); } Compile execution: gcc main.c &&/a.out Now let's take a look at the return

Address: http://blog.sina.com.cn/s/blog_4850a7880100hncm.html Reference: http://lzjyjh.blog.sohu.com/137646727.html ----------------------------------------------- In Unix OS, the system calls exit to terminate a process. Calls that can be

1. Exit FunctionThe C,c++ function exit is used to terminate the current program, and the function is defined as follows: void exit (int status); The official notes are as follows:Terminates the process normally, performing the regular

Exit seems to be in the "stdlib. H" header file, so it must contain the header fileReturn indicates a function call. If the main function is returned, the system exits the program.Exit is to forcibly exit the program at the call. Once the program is

Write a Hello World: Filename:main.c#include int Main (void) {printf ("Hello wolrd!\n");   Return (-1); } Compile execution: gcc main.c &&./a.out Now let's see what is the return value of the previous execution in the current shell, which is "1"?

In a password-protected Web application, it is not just a matter of calling the HttpSession invalidate () method to properly handle the user exit process. Now most browsers have back and forward buttons that allow the user to step back or forward to