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Leon
Leon

Posted on • Originally published at editor.leonh.space

Java 的常數

#java

很簡單，在宣告前加個 final 關鍵字就是常數，如同多數程式語言，常數的命名習慣上全大寫。

final int MY_ANGEL = 689;
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常數建立後是不能修改的，編譯時會檢查。

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