Java 程式按不區分大小寫順序對列表進行排序
假設你的列表包含以下元素 -
P, W, g, K, H, t, E
因此,不區分大小寫順序意味著不考慮大小寫。輸出將是 -
E, g, H, K, P, t, W
以下是我們的陣列 -
String[] arr = new String[] { "P", "W", "g", "K", "H", "t", "E" };
將上述陣列轉換為列表 -
List<String>list = Arrays.asList(arr);
現在按照大小寫不敏感順序對以上列表進行排序 -
Collections.sort(list, String.CASE_INSENSITIVE_ORDER);
示例
import java.util.Arrays; import java.util.Collections; import java.util.List; public class Demo { public static void main(String[] argv) throws Exception { String[] arr = new String[] { "P", "W", "g", "K", "H", "t", "E" }; List<String>list = Arrays.asList(arr); System.out.println("List = "+list); Collections.sort(list); System.out.println("Case Sensitive Sort = "+list); Collections.sort(list, String.CASE_INSENSITIVE_ORDER); System.out.println("Case Insensitive Sort = "+list); } }
輸出
List = [P, W, g, K, H, t, E] Case Sensitive Sort = [E, H, K, P, W, g, t] Case Insensitive Sort = [E, g, H, K, P, t, W]
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