摘要:
public class SupplierDemo { public static void main(String[] args) { String s = getString(()->"函数式接口"); System.out.println(s); Integer i = getInteger( 阅读全文
posted @ 2020-06-06 17:20
硬盘红了
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摘要:
public class ComparatorDemo { public static void main(String[] args) { ArrayList<String> array = new ArrayList<>(); array.add("a"); array.add("ccccc") 阅读全文
posted @ 2020-06-06 17:01
硬盘红了
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