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b. ÌṩµÄ¿âº¯Êý£º°üº¬Í·Îļþ£º#include<cstring>
a) int strlen( const char* );//·µ»Ø×Ö·û´®µÄ³¤¶È
b) int strcmp( const char*, const char* );//±È½ÏÁ½¸ö×Ö·û´®ÊÇ·ñÏàµÈ
c) char* strcpy( char*, const char* );//°ÑµÚ¶þ¸ö×Ö·û´®¿½±´µ½µÚÒ»¸ö×Ö·û´®ÖÐ
#include <iostream>
#include <cstring>
#include <stdio.h>
using namespace std;
void main()
{
char* arraya = "hello world!";
int c;
c = strlen(arraya);
cout<<c<<endl;
char arrayb[80];
char * test = NULL;
test = strcpy (arrayb, arraya);
cout<<"test is: "<<test<<endl;
cout<<arrayb<<endl;
int d;
d = strcmp(arrayb,arraya);
cout<<endl<<"d->"<<d<<endl;
}Õâ¶Î´úÂë°üº¬ÁËÒÔÉÏÈý¸ö¿âº¯ÊýµÄʹÓá£
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