request.getQueryString() 是什么意思
时间: 2024-05-20 22:12:33 浏览: 106
在Java Servlet中,request.getQueryString()是一个方法,用于获取HTTP请求的查询字符串部分。查询字符串是指URL中问号后面的部分,包含了一组键值对,用于向服务器传递参数。例如,对于以下URL:
http://www.example.com/search?q=java&page=1
查询字符串是:q=java&page=1
调用request.getQueryString()方法将返回查询字符串部分。在这个例子中,返回的值是:q=java&page=1。可以使用字符串解析方法将查询字符串解析为键值对,以便在服务器端进行处理。
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