= Content.replace (Files[i].name, ' ); } } returncontent; }After the message is processed, the content of the chat message display box is a live picture and an attachment. Accessories Click to download Oh. However, in order to keep the historical record unaffected, remember to store attachments or image message JSON in a database for easy conversion.Here's a summary: If you need to send a message with pictures and attach
webpage, they will not receive messages sent to him by other people. So all we have to do is let the user connect to the server first. I simulate a connection here, which is to open the window and then close it. (At this point the user is connected, able to receive the message, but not displayed in the window) add the following code: (Code path: client.hub.js/chat.handlecustommsg)if (! log.imarea.length) {
.
Vi. Summary
The project class uses WebSocket to realize a simple web chat room, in fact, websocket not only can be applied to the browser, but also can be applied to desktop clients.
Seven, study questions
This project class is simply the realization of the chat room, in fact, there are many functions can be incr
the speech data to each user. That is to say, using a database to gather everyone's speeches and passing the data in the database to everyone realizes the chat room function.1.2 Table DesignFirst, use MySQL to create a table chat to Store Users' speeches:Mysql> create table chat-> (Chtime DATATIME,-> Nick CHAR (10) no
MySQL is a database software with excellent performance, and PHP is a powerful server-side scripting language. In the development of Shanxi Aluminum Factory website, I have used PHP4.0 + MySQL3.23.38 to establish a variety of applications. Next, we will take a simple chat room design as an example to introduce the application of PHP + MySQL in web development.
settings, 6 doodle functionFunction: Can speak to a person, can also speak to all people, support private chat (VIP function)Support PHP Long connection Sleep implementation of the chat room source code and AJAX implementation of the chat
enough to taste, but it can no longer chase. When I do a lot of things, but this matter, it is not allowed me.or acts of injury, Ning a person, a glass of wine, so that from a drunk, also refused to wake up to think! There are some things that are really tiring. June Xin is the lightest, unwilling to lightly abandon, and the vegetarian all from a quasi-lasting. Slightly like me, that is, the final end of the solution, but the vegetarian can not be released, I want to its, has not been known as
Chat room
Boring case, see can use less code to build chat room, a start to write a full 100 lines to complete the chat room, then feel very multi-functional did not, and then revise,
Recently busy, for my website added chat room features, where the main use of WebSocket technology, then HTML5 a new technologyController sectionPackage Main.java.web.news;import java.io.IOException; Import Java.util.concurrent.CopyOnWriteArraySet; Import javax.websocket.*; Import Javax.websocket.server.ServerEndpoint; /** * @ServerEndpoint Annotation is a cl
Basic functions: Can log in, chat, record the number of online IP events, can control the font color of chat, automatically convert the URL of the chat as a link address, can customize the chat room title, advertising information and so on. Use text as a storage medium, and
the nickname of the speaker, and words are the content of the speech. the speech can contain a maximum of 150 characters.
1.3 webpage design
A simple chat room usually requires two page boxes: one is the form in which the user inputs the speech, and the other is used to display the speech. Therefore, the code segment usually requires at least the following secti
: This article mainly introduces php + html chat rooms. if you are interested in PHP tutorials, refer to them. 1. the simplest way-constantly refresh the page
Database creation
create table chat ( chattime datetime, nick char(10), words char(150));
Login. php
User logon
Enter your nickname
Cdisplay. php
Show user speeches
";}?>Result Display
2.
code segment usually requires at least the following sections:Create a page frame structure (main. php)Show the program section (cdisplay. php)Program section for sending user speeches (speak. php)Log on to the chat room program section (login. php)
2. Code DesignAfter the above planning is complete, you can start
segment usually requires at least the following sections:Create a page frame structure (main. php)Show the program section (cdisplay. php)Program section for sending user speeches (speak. php)Log on to the chat room program section (login. php) 2. Code DesignAfter the above planning is complete, you can start code des
least the following paragraphs:
Build the structure of the page frame (main.php)
section of the program showing members ' statements (cdisplay.php)
Segment of the program transmitting user statements (speak.php)
User Login into Chat room program section (login.php)
2. Code Design
After the completion of the above plan, you can start
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