模拟strcpy

#include<stdio.h>        
#include<Windows.h>
#include<assert.h>
char* my_strcpy(char*dest, char*scr)
{
	int *ret = dest;
	assert((dest != NULL) && (scr != NULL));
	while (*(dest++) = *(scr++))
	{
		;
	}
	return ret;
}
int main()
{
	char arr[20] = { 0 };
	char arr1[] = "abcd";
	my_strcpy(arr, arr1);
	printf("%s\n", my_strcpy(arr, arr1));
	system("pause");
	return 0;
}