<代码收藏>字定义strlen和strcpy

#include <iostream>
#include <ctime>
#include <cstdlib>
#include <cassert>
using namespace std;

char *strcpyz(char* des,const char* src)
{
	assert((des!=NULL)&&(src!=NULL));
	while((*des++=*src++)!='\0')
	{
		;
	}
	return des;

}

int strlenz(const char* str)
{
	assert(str!=NULL);
	int len=0;
	while(*str++!='\0')
	{
		++len;
	}
	return len;
}
void main()
{
   
	char* name="张译成";
	char temp[23];
	strcpyz(temp,name);
	cout<<strlenz(temp)<<endl;

	int a;
	cin>>a;
    
}