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==snprintf==

Item
Value
Header file
stdio.h
Declaration
int snprintf(char * restrict buf, size_t num, const char * restrict format, ...)
Function
It is identical to sprintf() except that a maximum of num-1 characters will be stored.

   
<source lang="cpp">#include <stdio.h>
int main ()
{
  char buffer [50];
  int n, a=5, b=3;
  n=snprintf (buffer, 5,"%d plus %d is %d", a, b, a+b);
  printf ("[%s] is a %d char long string\n",buffer,n);
  return 0;
}</source>