import java.awt.Dimension;import java.awt.Toolkit;public class ScreenSize { public static void main(String[] args) { // 获取屏幕大小 Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); // 获取屏幕宽度和高度 int screenWidth = screenSize.width; int screenHeight = screenSize.height; // 输出屏幕大小 System.out.println("屏幕宽度: " + screenWidth + " 像素"); System.out.println("屏幕高度: " + screenHeight + " 像素"); }}
代码解释
1.导入必要的类:
import java.awt.Dimension;import java.awt.Toolkit;
2.获取屏幕大小:
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
3.提取屏幕宽度和高度:

int screenWidth = screenSize.width;int screenHeight = screenSize.height;
4.输出屏幕大小:
System.out.println("屏幕宽度: " + screenWidth + " 像素");System.out.println("屏幕高度: " + screenHeight + " 像素");
运行这个程序时,它将打印出当前屏幕的宽度和高度,单位为像素。