有没有办法指定要打印的字符串的字符数(类似于ints中的小数位)?
int
printf ("Here are the first 8 chars: %s\n", "A string that is more than 8 chars");
想要打印: Here are the first 8 chars: A string
Here are the first 8 chars: A string
c c++ printf
c ×1
c++ ×1
printf ×1