C/C++ 字串比較(比對)

資料來源:https://mp.weixin.qq.com/s/lZ9SsObIMoncjs4ZoyLRlA

線上編譯:https://www.tutorialspoint.com/compile_c_online.php

Code

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

int sky_strcmp(char *dst, char *str)//一致回傳1，其他回傳0
{
	int i, len;
	
	if (NULL == dst || NULL == str)
	{
		return 0;
	}
	
	if (strlen(dst) != strlen(str))
	{
		return 0;
	}
	
	len = strlen(dst);
	for (i = 0; i < len; i++)
	{
		if (*dst++ != *str++)
		{
			return 0;
		}
	}
	
	return 1;
} 

int main()
{
	char str_1[100] = "hello,world";
	char str_2[100] = "hello,world";
	char str[100] = "adfs";

	printf("%d\n",sky_strcmp(str_1,str));
	printf("%d\n",sky_strcmp(str_1,str_2));
    return 0;
}