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第一次写博客,仅当作复习笔记供自己和大家参考,如有错误和可以补充的地方,欢迎大家评论区纠正或补充,谢谢大家。
<>指针数组
指针数组,顾名思义,其本质是数组,其中存放的元素是相应类型的指针
例如:
#include<stdio.h> int main() { //三个整型数组 int a[] = { 1,2,3,4,5 }; int b[] = { 2,
3,4,5,6 }; int c[] = { 3,4,5,6,7 }; int*arr[3] = { a,b,c };//指针数组存放a,b,c三个数组的首地址
//打印三个数组 for (int i = 0; i < 3; i++) { for (int j = 0; j < 5; j++) {
//以下两种打印形式都可以 第一个是原理 第二种是简化形式 printf("%d ", *(arr[i] + j)); printf("%d ", arr[i]
[j]); } printf("\n"); } return 0; }
输出结果如下:
指针数组,在应用在函数时
若要将指针数组传入函数中,可以用二级指针接收
因为指针数组本身是一个数组,传参时传的是地址,而指针数组内部存储的又是地址,则符合二级指针的应用,指向嵌套的地址
以上只是指针数组的基础知识,与其他知识的联系,后续可能会补充,也欢迎大家拓展。
文章如果有不对或者不足的地方,欢迎大佬们指正,补充。感谢大家的阅读,如果感觉博主写的还可以,麻烦点个赞支持一下,阿里嘎多。拜托了,这对我真的很重要~