#include<stdio.h>
#include<string.h>
struct {
char *uid[2];
char *pop[2];
int nput;
}shared;
int main(){
char *p;
char *p1,*p2;
char message[]="abc,edf";
p=strtok(message,",");
if(p)
//p1=p;
shared.uid[0]= p;
p=strtok(NULL,",");
if(p)
p2=p;
//shared.uid[0]= p1;
strcpy(message,"cfg,dec");
p=strtok(message,",");
if(p)
p1=p;
p=strtok(NULL,",");
if(p)
p2=p;
shared.uid[1]=p1;
shared.pop[0]="1.1.1.1";
shared.pop[1]="2.2.2.2";
int i=0;
for(i=0;i<=1;i++)
printf("shared.uid[%d]: %s shared.pop[%d]: %s\n",i,shared.uid[i],i,shared.pop[i]);
return 1;}
#include<string.h>
struct {
char *uid[2];
char *pop[2];
int nput;
}shared;
int main(){
char *p;
char *p1,*p2;
char message[]="abc,edf";
p=strtok(message,",");
if(p)
//p1=p;
shared.uid[0]= p;
p=strtok(NULL,",");
if(p)
p2=p;
//shared.uid[0]= p1;
strcpy(message,"cfg,dec");
p=strtok(message,",");
if(p)
p1=p;
p=strtok(NULL,",");
if(p)
p2=p;
shared.uid[1]=p1;
shared.pop[0]="1.1.1.1";
shared.pop[1]="2.2.2.2";
int i=0;
for(i=0;i<=1;i++)
printf("shared.uid[%d]: %s shared.pop[%d]: %s\n",i,shared.uid[i],i,shared.pop[i]);
打印之后 会发现 uid[0]=cfg; uid[1]=cfg 因为其中存的只是指针地址,而指针指向的内存地址内容已经发生变化。
return 1;}