如何获取PHP中上传文件的内容? [英] How can i get the content of uploaded file in php?

问题描述

我可以使用html文件类型上传文件，然后将该文件信息存储到mysql db.这是我的代码=>

I can upload a file by using html file type and then I store that file information to mysql db. Here's my code=>

$upload = wp_upload_bits($_FILES["upload_file"]["name"], null, file_get_contents($_FILES["upload_file"]["tmp_name"]));
$document_name = $_FILES['upload_file']['name'];
$document_link = $upload['url'];
//and DB Operations in here..(I store to db filename,date,filelink etc.)

我的问题是，我无法读取文件内容以将其存储到db. (我将在文件内容上进行搜索，因此我必须阅读文件的内容.)简而言之，我如何从诸如

My problem is, I can't read the file content to store it to db. (I will do search on the file content, so I must read content of file.) Briefly how can i read the content of a file like pdf, doc or etc. from url such as http://...../uploads/exampleFile.docx?

推荐答案

$fileContent = file_get_contents($_FILES['upload_file']['tmp_name']);

有关概述，请参见手册: $_FILES 本教程: Tizag PHP-文件上传进行演练.

Refer to the manual: $_FILES for an overview and this tutorial: Tizag PHP - File Upload for a walkthrough.

此PHP手册部分也是必读内容:处理文件上传-从hakre的评论中移出.

This PHP Manual section is a must-read as well: Handling File Uploads - moved from hakre's comment.

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