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What are the ways to define arrays in java

王林
王林Original
2020-12-14 15:27:1586030browse

The methods of defining arrays in java are: 1. [Array type [] array name = new array type [array length]]; 2. [Array type [] array name = {array element}]; 3. [Array type [] array name = new array type [] {array element}].

What are the ways to define arrays in java

The operating environment of this article: windows10 system, java8 version, thinkpad t480 computer.

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Detailed introduction:

Three ways to define arrays:

1. Array type [] array name = new array type [array length];

2. Array type [] array name = {array 0, array 1, array 2, array 3,. . . . };

3. Array type[] Array name=new Array type[]{Array 0, Array 1, Array 2,...};

Examples are as follows:

public class WhatEver {
  public static void main(String[] args) {
  //第一种 例:
  String[] test1 = new String[6];
  test1[0] = “数组0”;
  test1[1] = “数组1”;
  //第二种 例:
  String[] test2 = {“数组0”,“数组1”,“数组2”,“。。。。”};
  //第三种 例:
  String[] test3 = new String[]{“数组0”,“数组1”,“数组2”,“。。。。”};
  }
}

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