如何在露天lucene搜索中查找标题为“ * .pdf”的文档

Question

I need to restrict search to documents with title with suffix ".pdf" in JavaScript 我需要在JavaScript中将搜索限制为标题后缀为“ .pdf”的文档

Right now I add to the lucene search this: 现在，我在lucene搜索中添加以下内容：

ls += ' +@cm\\:title:"*\\.pdf" '

It almost does the job, but it also returns titles like: 它几乎可以完成工作，但是它还返回如下标题：

Cloud Strategy - Presentation (PDF)

What is the correct solution? 什么是正确的解决方案？

Answer 1

Have you tried with a simple: 您是否尝试过简单的方法：

ls += ' +@cm\\:title:".pdf" ';

It worked for me on a test example. 它对我来说是一个测试示例。