[C/C++] strncpy 函數

功能：複製字串

/* strncpy example */
#include <stdio .h="">
#include <string .h="">

int main ()
{
  char str1[]= "To be or not to be";
  char str2[40];
  char str3[40];

  /* copy to sized buffer (overflow safe): */
  /* sizeof 取得陣列長度 */
  strncpy ( str2, str1, sizeof(str2) );

  /* partial copy (only 5 chars): */
  strncpy ( str3, str2, 5 );
  str3[5] = '\0';   /* null character manually added */

  puts (str1);
  puts (str2);
  puts (str3);

  return 0;
}

參考出處：
http://www.cplusplus.com/reference/cstring/strlen/?kw=strlen</string></stdio>