feof stdin

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C/C ++ misunderstanding 2: fflush (stdin)

1.Why?Fflush (stdin)If yes, first check the following program: # includeStdio. h>Int main (void) {int I; for (;) {fputs ("Please input an integer:", stdout); scanf ("% d", & I ); printf ("% d/N", I);} return 0;} this program will first prompt the

Fgets, fputs, ferror, feof, stdin, stdout, eof, fopen, fclose, fgetc, fputc, getchar, putchar

Document directory Parameters Return Value Parameters Return Value Parameters Return Value Parameters Parameters Return Value NoteGets, fgets, fgetc, GETC, getcharPuts, fputs, fputc, putc, putchar Fgets Functionchar * fgets ( char * str,

C/C ++ misunderstanding 2 fflush (stdin)

1. Why is fflush (stdin) incorrect?   First, check the following program:   # Include   Int main (void) { Int I; For (;;){ Fputs ("Please input an integer:", stdout ); Scanf ("% d", & I ); Printf ("% d/N", I ); } Return 0; }   This program will

C/C ++ misunderstanding 3: fflush (stdin)

1.Why? Fflush (stdin)Yes   First, check the following program:   # IncludeStdio. h>   Int main (void) { Int I; For (;;){ Fputs ("Please input an integer:", stdout ); Scanf ("% d", & I ); Printf ("% d/N", I ); } Return 0; }   This program will first

C/C ++ misunderstanding: fflush (stdin)

Note: This article from http://blog.chinaunix.net/u/32196/showart.php? Id = 250809It's not original. It's revenue-based blogs and chats. C/C ++ misunderstanding: fflush (stdin) 1.Why?Fflush (stdin)Yes First, check the following program: #

About fflush (stdin) clearing the input cache stream ~ Differences between vc6 and GCC ~

1. Why is fflush (stdin) incorrect? First, check the following program: # Include Int main (void){Int I; For (;;){Fputs ("Please input an integer:", stdout );Scanf ("% d", & I );Printf ("% d/N", I );} Return 0;} This program will first prompt the

, Wonderful! C/C ++ misunderstanding 2: fflush (stdin)

12:02:00 1. Why? Fflush(Stdin) Yes See the followingProgram: # IncludeStdio. h> Int main (void) { Int I; For (;;){ Fputs ("Please input an integer:",

Fgets (), gets (), eof, feof ()

1. fgets () and gets () 1.1 char * fgets (char * STR, int num, file * stream ); // Reads a maximum of num characters from the stream to the character array 'str' and stops when a line break is encountered or when a num-1 character is read. //

For more information, see fflush, buffer zone, scanf, and EOF.

1.Why?Fflush (stdin)Yes First, check the following program:   # IncludeStdio. h>   Int main (void) { Int I; For (;;){ Fputs ("Please input an integer:", stdout ); Scanf ("% d", & I ); Printf ("% d \ n", I ); } Return 0; }   This program will first

Unbuffered I/O. buffered I/O

1. buffered I/O, that is, standard I/O First, it should be clear that unbuffered I/O is only relative to buffered I/O, that is, standard I/O. Instead of using unbuffered I/O to read and write data to a disk, there is no buffer. In fact, the kernel

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