Ajax下拉框级联查询(JDBC+Servlet+XMLHttpRequest异步对象)

上传者: 41936090 | 上传时间: 2021-05-26 09:02:47 | 文件大小: 7.1MB | 文件类型: ZIP
描述:https://blog.csdn.net/qq_41936090/article/details/110632453 文件包括了:项目工程(关键部分注解详细),以及sql文件。功能:选中第一个下拉框,局部刷新第二个下拉框的值,且每次选中第一个下拉框,第二个下拉框都会有对应的值提供选择。主要使用了MySQL,jdbc,servlet,jsp,而异步是使用了原生的JS和XMLHttpRequest异步对象实现的。

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