简体中文(ZH-CN) English(EN) 繁体中文(ZH-TW) 日本語(JA) 한국어(KO) Melayu(MS) Français(FR) Deutsch(DE)
Home > Backend Development > PHP Tutorial > body text

文件上传 - php页面上传文件

WBOY
Release： 2016-06-06 20:20:58
Original
1358 people have browsed it

通常情况下，在一个php页面点击上传文件时，会弹出一个浏览框，然后选择文件上传，即可到服务器。
我想象的是按照socket编程流程：本地有一个客户端，首先open本地文件，然后read文件，再把read的内容利用socket发送到远端服务器，服务器上的通过socket，读取到数据再写到远端服务器上。

那么php上传文件是如何做的呢？感觉没有socket 怎么本地的文件就上传到远程了呢

回复内容：

通常情况下，在一个php页面点击上传文件时，会弹出一个浏览框，然后选择文件上传，即可到服务器。
我想象的是按照socket编程流程：本地有一个客户端，首先open本地文件，然后read文件，再把read的内容利用socket发送到远端服务器，服务器上的通过socket，读取到数据再写到远端服务器上。

那么php上传文件是如何做的呢？感觉没有socket 怎么本地的文件就上传到远程了呢

一般是通过表单的post 上传文件的，可以考虑参考：thinkphp 的使用
http://document.thinkphp.cn/manual_3_2.html#template_layout

post就是 http/tcp

Related labels：
php File Upload
source：php.cn
Previous article：javascript - fetch从php接收到的数据没办法通过.json()进行解析，结果始终是undefined Next article：javascript - 求各位大神给一个设计思路
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
PHP arrays obtained from URL parameters do not behave as expected I have a URL parameter that contains the category ID and I want to treat it as an array li...
From 2024-04-06 22:09:02
0
1
1428
Where should I place CustomLog directive in apache I'm using php:7.2-apachedocker. I need to disable health check url login access log. Based...
From 2024-04-06 22:03:59
0
1
990
What is the format of the variables in the return value? I am a new learner of php. I found a piece of code: if($x<time()){return[false,'error']...
From 2024-04-06 21:55:20
0
1
778
Problems encountered when using opentbs to generate odt files: values ​​of the same key are displayed in the same row instead of separate columns. I'm using a library called OpenTbs to create odt using PHP, I'm using it because columns a...
From 2024-04-06 20:18:18
0
1
483
Group MySQL results by ID for looping over I have a table with flight data in mysql. I'm writing a php code that will group and displ...
From 2024-04-06 17:27:56
0
1
406
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn：Public welfare online PHP training，Help PHP learners grow quickly！