package com.demo;
import java.util.ArrayList;
import java.util.List;
public class Test11 {
public void delete(){
List<Integer> list = new ArrayList<Integer>();
list.add(1);
list.add(2);
list.add(2);
list.add(3);
for (int i = 0; i < list.size(); i++) {
if(list.get(i)==2){
list.remove(i);
}
}
this.outputList(list);
}
private void outputList(List<Integer> list){
for (Integer i : list) {
System.out.println(i);
}
}
public static void main(String[] args) {
Test11 t = new Test11();
t.delete();
}
}
1 2 3
package com.demo;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
public class Test11 {
public void delete(){
List<Integer> list = new ArrayList<Integer>();
list.add(1);
list.add(2);
list.add(2);
list.add(3);
this.iteratorDelete(list.iterator(), 2);
this.outputList(list);
}
private void iteratorDelete(Iterator<Integer> it, int deleteObject){
while(it.hasNext()){
int i = it.next();
if(i==deleteObject){
it.remove();
}
}
}
private void outputList(List<Integer> list){
for (Integer i : list) {
System.out.println(i);
}
}
public static void main(String[] args) {
Test11 t = new Test11();
t.delete();
}
}
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