c语言函数调用二维数组遍历
时间: 2024-10-24 07:11:18 浏览: 46
在C语言中,函数调用二维数组遍历通常涉及到两层循环结构,一层用于行,另一层用于列。假设有一个二维整型数组`arr[rowSize][colSize]`,你可以通过以下步骤遍历它:
```c
#include <stdio.h>
// 定义一个函数来打印二维数组元素
void print_2d_array(int arr[][colSize], int rows) {
for (int i = 0; i < rows; i++) { // 遍历行
for (int j = 0; j < colSize; j++) { // 遍历列
printf("%d ", arr[i][j]); // 打印每个元素
}
printf("\n"); // 每行结束后换行
}
}
int main() {
int arr[4][3] = {
{1, 2, 3},
{4, 5, 6},
{7, 8, 9},
{10, 11, 12}
};
int rows = sizeof(arr) / sizeof(arr[0]); // 计算行数
print_2d_array(arr, rows); // 调用函数并传入数组和行数
return 0;
}
```
在这个例子中,`print_2d_array`函数接受一个二维数组和行数作为参数,内部的两个嵌套for循环分别处理每一行和每一列,将数组元素逐一打印出来。
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