反转字符串(双指针)-C语言

反转字符串(双指针)

#include 
int main()
{
	char ch[5] = {'c', 'h', 'i', 'a', 'n'};
	reversrStr(ch, 5);
	printf("反转后为：%s", ch);
}
void reversrStr(char *str, int size)
{
	char *left = str;
	char *right = str + size - 1;
	while(left < right)
	{
		char tmp = *left;
		*left = *right;
		*right = tmp;
		left++;
		right--;
	}
}