2019獨角獸企業重金招聘Python工程師標準>>> 1.DOM解析XML ? ? ? ? DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance(); 框架源代碼和網頁源代碼、DocumentBuilder documentBuilder = documentBuilderFactory.newDocu

基于版本jdk1.7.0_80 java.util.Hashtable ? 代碼如下 /** Copyright (c) 1994, 2011, Oracle and/or its affiliates. All rights reserved.* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.*********************/package java.util; import java.io.*