The fsetpos() function moves the file position indicator to the location specified by the object pointed to by position. When fsetpos() is executed ,the end-of-file indecator is reset.
Declaration
int fsetpos(FILE *stream, const fpos_t *position)
Parameters –
- stream – This is the pointer to a FILE object that identifies the stream.
- position – This is the pointer to a fpos_t object containing a position previously obtained with fgetpos.
Return – If it successful, it return zero otherwise returns nonzero value.
// c code to demonstrate fsetpos() function. #include <stdio.h> int main () { FILE *fp; fpos_t position; /*write your own file name. My file name is "myfile.txt"*/ fp = fopen("myfile.txt","w+"); fgetpos(fp, &position); fputs("HelloWorld!", fp); fsetpos(fp, &position); // previous function is override fputs("geeksforgeeks", fp); fclose(fp); return(0); } |
Output –
geeksforgeeks
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