JAVA中方法的传参和使用简单实例

package com.fangfa.text;

public class Chuancan {

public static void main(String[] args) {

int int_x;

double double_x;

int_x=add(3,5);

System.out.println("add(3,5)传参的值是"+int_x);

int_x=add(3,5,6);

System.out.println("add(3,5,6)传参的值是"+int_x);

double_x=add(3.5,4.7);

System.out.println("add(3.5,4.7)传参的值是

"+double_x);

int A[]={2,4,5,6};

System.out.println("一维数组的传参通过方法返回最大值"+max(A));

int B[][]={{2,4,5,6},{3,1,7,8}};

int C[][]=new int[2][4];

System.out.println("二维数组的传参方法依次输出");

erwei(B);

C=suanfa(B);

for(int i=0;i

{

for(int j=0;j

System.out.print(C[i][j]+" ");

System.out.println();

}

}

public static int add(int i, int j) {

return i+j;

}

public static int add(int i, int j, int k) { return i+j+k;

}

public static double add(double d, double e) { return d+e;

}

public static int max(int arr[]){

int max=arr[0];

for(int i=0;i

if(max

max=arr[i];

return max;

}

public static void erwei(int arr[][]){ for(int i=0;i

for(int j=0;j

System.out.print(arr[i][j]+" ");

System.out.println();

}

}

public static int[][] suanfa(int arr[][]){ for(int i=0;i

for(int j=0;j

arr[i][j]+=10;

return arr;

}

}