그만큼 하위 목록() 목록 인터페이스의 메소드는 포함 매개변수와 배타적 매개변수 사이에 있는 이 목록의 부분에 대한 보기를 반환합니다. 이 방법을 사용하면 명시적인 범위 작업이 필요하지 않습니다.
토폴로지
통사론
public List subList(int fromIndex, int toIndex)
매개변수
'fromIndex' 및 'toIndex' 매개변수는 하위 목록의 낮은 끝점과 높은 끝점을 나타냅니다.
반품
subList() 메소드는 이 목록 내에서 지정된 범위의 보기를 반환합니다.
던지기:
IndexOutOfBoundsException - 이 예외는 잘못된 엔드포인트 인덱스 값(예: fromIndex 크기 또는 fromIndex > toIndex)에 대해 발생합니다.
실시예 1
import java.util.LinkedList; import java.util.List; public class JavaListSubListExample1 { public static void main(String[] args) { int fromIndex=2; int toIndex=7; List list= new LinkedList(); for (int i=1;i<=10;i++){ 2 7 list.add(i); } system.out.println('list : '+list); it will return the elements present from index to at list.sublist(fromindex,toindex); system.out.println('elements position '+list.sublist(2,7)); < pre> <span> Test it Now </span> <p> <strong>Output:</strong> </p> <pre> List : [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] Elements from 2 index position to 7 index position : [3, 4, 5, 6, 7] </pre> <h2>Example 2</h2> <pre> import java.util.LinkedList; import java.util.List; public class JavaListSubListExample_2 { public static void main(String[] args) { List list= new LinkedList(); for (char ch='a';chtoIndex it will throw an exception System.out.println('List : '+list.subList(18,12)); } } </pre> <span> Test it Now </span> <p> <strong>Output:</strong> </p> <pre> Total alphabets : 26 Exception in thread 'main' java.lang.IllegalArgumentException: fromIndex(18) >toIndex(12) atjava.util.SubList.(AbstractList.java:624) atjava.util.AbstractList.subList(AbstractList.java:484) at com.javaTpoint.JavaListSubListExample2.main(JavaListSubListExample2.java:12) </pre> <h2>Example 3</h2> <pre> import java.util.LinkedList; import java.util.List; public class JavaListSubListExample_3 { public static void main(String[] args) { List list= new LinkedList(); for (char ch='a';ch<='z';ch++){ list.add(ch); } system.out.println('total alphabets : '+list.size()); if fromindex<-1 || toindex< -1 it will throw an exception system.out.println('list '+list.sublist(-1,-1)); < pre> <span> Test it Now </span> <p> <strong>Output:</strong> </p> <pre> Total alphabets : 26 Exception in thread 'main' java.lang.IndexOutOfBoundsException: fromIndex = -1 atjava.util.SubList.(AbstractList.java:620) atjava.util.AbstractList.subList(AbstractList.java:484) at com.javaTpoint.JavaListSubListExample3.main(JavaListSubListExample3.java:13) </pre></='z';ch++){></pre></=10;i++){> 실시예 2
import java.util.LinkedList; import java.util.List; public class JavaListSubListExample_2 { public static void main(String[] args) { List list= new LinkedList(); for (char ch='a';chtoIndex it will throw an exception System.out.println('List : '+list.subList(18,12)); } } 지금 테스트해보세요 산출:
Total alphabets : 26 Exception in thread 'main' java.lang.IllegalArgumentException: fromIndex(18) >toIndex(12) atjava.util.SubList.(AbstractList.java:624) atjava.util.AbstractList.subList(AbstractList.java:484) at com.javaTpoint.JavaListSubListExample2.main(JavaListSubListExample2.java:12)
실시예 3
import java.util.LinkedList; import java.util.List; public class JavaListSubListExample_3 { public static void main(String[] args) { List list= new LinkedList(); for (char ch='a';ch<=\'z\';ch++){ list.add(ch); } system.out.println(\'total alphabets : \'+list.size()); if fromindex<-1 || toindex< -1 it will throw an exception system.out.println(\'list \'+list.sublist(-1,-1)); < pre> <span> Test it Now </span> <p> <strong>Output:</strong> </p> <pre> Total alphabets : 26 Exception in thread 'main' java.lang.IndexOutOfBoundsException: fromIndex = -1 atjava.util.SubList.(AbstractList.java:620) atjava.util.AbstractList.subList(AbstractList.java:484) at com.javaTpoint.JavaListSubListExample3.main(JavaListSubListExample3.java:13) </pre></=\'z\';ch++){>