jlabel是什么意思

回答

瑞文問答

2024-08-25

標簽類；
Obtain a reference to the JLabel component and verify that the correct definition is there.
獲得對JLabel組件的引用并檢驗是否顯示了正確的釋義。

擴展資料

　　The second line of the error message says you are trying to add a JLabel to what the third error line is reporting as a List of JButton objects.

　　錯誤消息的第二行表明，您嘗試將一個JLabel添加到第三個錯誤行報告的JButton對象的List。

　　Then, if you try to add a JLabel to that collection, the compiler picks up the discrepancy and complains at compile time.

　　然后，如果想要將JLabel添加到集合，則編譯器會在編譯時發(fā)現(xiàn)差異和并拋出異常。