stream -- This is the pointer to a FILE object that identifies the stream where characters are read from Return Value On success, the function returns the same str
c function fgets
Note: fputc will return the value c, and on failure, it will return EOF Example: fp = fopen(argv[1], "r"); if ( fp == NULL) { printf("Cannot open s\n", argv[1]); return 1; }
FileIO
16 avr 2014 · occurs, they return NULL and the buffer contents are indeterminate The fgets() and gets() functions do not distinguish between end-of-file and
introC cours
The newline character '\n' that C uses internally is not to be confused with the return -1; } fgets(line, BUFSIZE, fp1); while(feof(fp1)) { fputs(line, fp2); fgets(line
lesson disk files
What does gets() return? can work with files other than the standard ones fgets() Already introduced in Ch 10 Unlike scanf() and gets(), fgets() does include
cosc lesson streams files
fopen() – open a stream for a file fclose() – closes a fscanf()/fgets() – similar to scanf() (1) fgetc returns the value of an int that is converted from the character
SlidesDay
5 nov 2013 · or EOF (-1) which is different from any unsigned char 2 return type may have a special invalid/error value fgets returns address where the line
lect
1 déc. 2007 #define N 20 int main(). { char x[N+1]; fgets(xN+1
do. { c = fgets(oneline MAXLINE
5 nov. 2013 fgets returns address where the line was read (first argument) ... else input does not match format ? read next char(s) and report.
22 mars 2007 if ( !f ) { printf( "impossible d'ouvrir %s
" nom_fichier ); return; } while (1) {. /* lit une ligne */ if (fgets( ligne
fgets fputs ? une ligne complète fscanf
Does it work? gets() and fgets() return s on success and NULL on error or when end of file ... Do not remove testing code when program is finished.
%c in printf format does same thing int c1 = a; prints a but DONT DO THIS ... if it can not read a byte getchar returns a special value EOF (usually -1).
#define A_PROG2RUN. 6. #define A_TARGET. 7. #define A_ARG return execve(args[0]args
stream -- This is the pointer to a FILE object that identifies the stream where characters are read from. Return Value. On success the function returns the
Chaˆ?nes de caract`eres