C file input/output: Difference between revisions

Revision as of 00:19, 4 June 2006

Revision as of 12:25, 11 June 2006

Line 36:

A convenient, but non-standard, way to find the length of a file in C is:

<pre>

#include <stdio.h>

int main(void) {

{

int length;

FILE *f = fopen("filename", "r");

fseek(f, 0L, SEEK_END);

length = ftell(f);

rewind(f);

fclose(f);

printf("%d\n", length);

return 0;

}

</pre>

==See also==