setvbuf: sets the buffer for stream to be buffer, with a size of 'size_t size' : setvbuf « stdio.h « C / ANSI-C

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C / ANSI-C » stdio.h » setvbuf Screenshots  setvbuf: sets the buffer for stream to be buffer, with a size of 'size_t size'      //Header file:     #include <stdio.h>   //Declaration:     int setvbuf(FILE *stream, char *buf, int mode, size_t size);  //Return:          returns zero on success, nonzero on failure.  // Possible values of mode are _IOFBF, _IONBF, and _IOLBF. //_IOFBF: full buffering. //_IOLBF: line buffered. //_IONBF: no buffering.    #include <stdio.h> int main () {   FILE *fp;   fp=fopen ("myfile.txt","w");   setvbuf ( fp , NULL , _IOFBF , 1024 );   // File operations here   fclose (fp);   return 0; }                     Related examples in the same category

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