香腸炒章魚

Example Source Code：strncpy(參數1,參數2,參數3)，指定參數3長度，參數2 複製到 參數1。

#include ＜stdio.h＞
#include ＜stdlib.h＞
#include ＜string.h＞

int main(int argc, char *argv[]) 
{
	char strncpy_a[5]={'a','b','c','d','\0'};
	char strncpy_b[5];
	strncpy_b[2]=0x00;
	strncpy(strncpy_b,strncpy_a,2);
	printf("%s",strncpy_b);
	return 0;
}
//Answer:
//ab