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Commit 000900e

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update ArrayList
1 parent 5ed686d commit 000900e

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2 files changed

+8
-8
lines changed

2 files changed

+8
-8
lines changed

src/DGenericContainer/List_ArrayList/BasicUse.java

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -18,9 +18,9 @@ public static void main(String[] args) {
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public static void basicUse(){
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ArrayList<String> arrayList=new ArrayList<String>();
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arrayList.add("https://cs.supremepole.com/");
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arrayList.add("https://algorithm.supremepole.com/");
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arrayList.add("https://interview.supremepole.com/");
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arrayList.add("AAA");
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arrayList.add("BBB");
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arrayList.add("CCC");
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arrayList.remove(1);//删除第2个元素
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arrayList.get(0);//访问第1个元素
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arrayList.set(0,"string0");//第1个参数为索引位置,第2个参数为要修改的值

src/DGenericContainer/List_ArrayList/RemoveItem.java

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -8,19 +8,19 @@
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/**
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* @ClassName RemoveItem
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* @Description 移除ArrayList中的元素
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* @Author yuzhihua
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* @Author CodeCoderCoding
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* @Date 2022/4/29 19:30
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* @Version 1.0.0
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**/
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public class RemoveItem {
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public static void main(String[] args) {
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ArrayList<String> arrayList = new ArrayList<String>();
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arrayList.add("https://cs.supremepole.com/");
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arrayList.add("https://algorithm.supremepole.com/");
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arrayList.add("https://interview.supremepole.com/");
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arrayList.add("AAA");
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arrayList.add("BBB");
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arrayList.add("CCC");
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arrayList.add("target");
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removeWithFor(arrayList, "target");
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removeWithCopyOnWrite(arrayList, "target");
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}
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/*

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