java Swing 做一個簡單的彩色標籤

java Swing做一個簡單的彩色標籤： SwingDemo代碼如下： // //做一個簡單的彩色標籤 //Created by lee_1310 on 2019.03.30 16:39 //CopyRight please @ https://blog.csdn.net/Lee_1310 // import javax.swing.JFrame; public class SwingDem

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