import java.util.HashMap;输出:
public class remove_element_HashMap {
public static void main(String[] args) {
HashMapmap = new HashMap ();
map.put(值1”,15);
map.put(value2”,48);
map.put(值3”,21);
map.put(value4”,87);
map.put(值5”,159);
map.put(value6”,17);
System.out.println(删除前:”+map);
对象 elmDeleted = map.remove(value3”);
System.out.println(删除的项目为”+elmDeleted);
System.out.println(Before ”+elmDelete+: ”+map) 被删除;
}
}
删除前:{value5=159, value6=17, value3=21, value4=87, value1=15, value2=48}
item deleted is 21
删除前 21: {值5=159,值6=17,值4=87,值1=15,值2=48}
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