Explores the "standard" Writing Method of the main function, obtains the parameters and return values of the main function, and explores the main functionMain function notation
When I was a beginner in C or C ++, many people have seen a variety of
For the analysis of the running stack of the main function, the main function stackAnalysis of the running stack of the main Function
Here, we need to note that the runtime environment is 64-bits Ubuntu. the compiler is gcc.
Code for testing:
int
The execution of the C program starts from the main function. If other functions are called in the main function, the process is returned to the main function after the call, and the entire program is ended in the main function.Some inexplicable
Real Form of main function, true form of main Function
We often used forms like int main () in the past, but what exactly does the full body of the main function look like?
The form of the main function below may be somewhat unexpected:
int
The main function is a special function in C, and the C program is always executed from the main function, and the prototype of the main function is:1 int Main (intchar *argv[]);Where ARGC is the number of command-line arguments, argv is an array of
Http://blog.csdn.net/zhanglianpin
First, describe the software and hardware before power-on. This Samsung company has integrated 64 m of SDRAM and 64 m of nandflash memory according to the S3C2410 generated by ARM920T soft core. Both Vivi and UCOS
First, describe the software and hardware before power-on. This Samsung company has integrated 64 m of SDRAM and 64 m of nandflash memory according to the S3C2410 generated by ARM920T soft core. Both Vivi and UCOS are stored in this nandflash
One.For main function public static void main (string[] args):The main function is a fixed-notation function, which is also a general function, but where is it special?Fixed format Why do you write this?Public: Because the permissions must be the
Original: http://blog.csdn.net/weiwenhp/article/details/8455471The habit of ThinkingPeople who are used to C have to look at a program first to find out where the main function is, and then look down. Because the main function acts as the entry
[Go] about the main function
10:39:33 | category: Learning Space | font size subscription
From: http://blog.csdn.net/jylnn/archive/2008/03/08/2158429.aspx
C's design principle is to use functions as the component module of the program. The main ()
First, the learning processWrite the program F.C:Compile it, pass it normally, and then connect it with an error:The error message displayed is:The c0s module does not define the symbol ' _main '.Then this error message may be related to file
In C and C + + is different, we know that C language is more relaxed, flexible, and C + + goal is to change the C language more relaxed characteristics, the implementation of a more rigorous approach, including strict type checking and so on. In
function of the return value
The return value of the main function is used to describe the exit state of the program. If 0 is returned, the program exits normally, and the meaning of the other numbers is determined by the system. Typically, the
To understand what Mulao is, the stack frame is the first to understand what Mulao is a stack?that Mulao Mulao is the stack? In the data structure there is a structure called a stack, which is defined as: the operation of inserting and deleting at
1: Why do I need to pass a parameter to the main functionThe first thing to understand is that it is not necessary to pass parameters to the Mian function, but sometimes we need to get different results by giving different arguments to the main
In a variety of C language books, we can see a variety of main () function writing, it is almost confusing, this is the case? There are two main reasons: one is that with the development and evolution of the C language, the writing of the main ()
Document directory
1. Form of main () function
Ii. return values of the main () function
3. parameters of the main () function
C's design principle is to use functions as the component module of the program. The main () function is called the
Many even some books on the market use void main (), which is actually incorrect. Void main () has never been defined in C/C ++ (). The father of C ++ Bjarne stroustrup clearly states the definition void main (){/*... */} is not and never has been c
The main function of each component in-depth understandingpublic static void Main (string[] agrs)
Main function: is a special function, as the entry of the program, can be called by the JVM
the definition of the main function:
Public:
(a) The purpose of the studyUsing C language Programming, do we have to use the main function?(ii) The research process1) The initial procedureFirst, we write a C language program that does not write the main function.The procedure is as follows:No
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