当使用enctype ="multipart/form-data"时，request.getParameter()返回null.在JSP中处理上传表单 [英] request.getParameter() returns null when using enctype="multipart/form-data" in upload form processing in JSP

问题描述

我想使用enctype ="multipart/form-data"上传多个文件以及一些注释.文件已上传，但request.getParameter()对于注释返回null.我该怎么办? 预先感谢.

I want to upload multiple files along with some notes using enctype="multipart/form-data". The files are uploaded but request.getParameter() returns null for the notes. What should i do? Thanks in advance.

推荐答案

使用Apache的commons-io和commons-fileupload库. http://commons.apache.org/proper/commons-fileupload/using.html

Use commons-io and commons-fileupload libraries by Apache. http://commons.apache.org/proper/commons-fileupload/using.html

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