方法 | 描述 |
---|---|
String toLowerCase() | 將字串中所有英文字母改為小寫 |
舉例如下
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | class TolowercaseSDemo { public static void main(String[] args) { String a = "Imagination is more important than knowledge." ; String b = "He who has hope has everything." ; String c = "台上一分鐘,台下十年功。" ; System.out.println(a.toLowerCase()); System.out.println(b.toLowerCase()); System.out.println(c.toLowerCase()); } } /* 《程式語言教學誌》的範例程式 檔名:TolowercaseSDemo.java 功能:示範物件導向的基本觀念 作者:張凱慶 時間:西元 2010 年 10 月 */ |
編譯後執行,結果如下

中英文術語對照 | |
---|---|
類別 | class |
方法 | method |
字串 | string |
參考資料
http://download.oracle.com/javase/tutorial/java/data/strings.html
http://download.oracle.com/javase/tutorial/java/data/converting.html
http://download.oracle.com/javase/tutorial/java/data/manipstrings.html
http://download.oracle.com/javase/tutorial/java/data/comparestrings.html
http://download.oracle.com/javase/7/docs/api/java/lang/String.html
http://download.oracle.com/javase/tutorial/java/data/strings.html
http://download.oracle.com/javase/tutorial/java/data/converting.html
http://download.oracle.com/javase/tutorial/java/data/manipstrings.html
http://download.oracle.com/javase/tutorial/java/data/comparestrings.html
http://download.oracle.com/javase/7/docs/api/java/lang/String.html
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