溫習C語言(1)：指標與地址

#include<stdio.h>#include<stddef.h>int main(int argc,char **argv) { char c;char *p = &c;printf("len of char is %d\n",sizeof *p);int x = 1, y = 2, z[10]={8,22,33};int *ip = &x;printf("x,y is %d,%d\n",x,y);y= *ip;printf("x,y is %d,%d\n",x,y);*ip = 0;printf("x,y is %d,%d\n",x,y);ip = z;x = *ip;printf("x,y is %d,%d\n",x,y);*ip = *ip + 10;y = *ip + 1;printf("x,y,*ip is %d,%d,%d\n",x,y,*ip); //8,19,18++*ip;x = *ip;printf("x,y,*ip is %d,%d,%d\n",x,y,*ip); //19,19,19(*ip)++;printf("x,y,*ip is %d,%d,%d\n",x,y,*ip); //19,19,20*ip++;printf("x,y,*ip is %d,%d,%d\n",x,y,*ip); //19,19,22return 0;}