html5 websocket example

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I wrote the WebSocket push example, every 5 seconds the server sends messages to the client browser (node. js and the browser)

node. JS Service SideTo install the WS module Support firstNPM Install WSService side (Server.js)var GWS; var Websocketserver = require (' ws '). Server, new websocketserver ({port:9000 }), Wss.on (function (WS) { = ws; Console.log (' client connected '); Ws.on (function (message) { console.log (message); (Show, SetInterval);//Every 5 seconds the server pushes the message to the browser }) ; function Show () { gws.send (1122);}shell> node Server.jsBrowser clien

NodeJS simple WebSocket function example, nodejswebsocket

NodeJS simple WebSocket function example, nodejswebsocket The example in this article describes the simple WebSocket function of NodeJS. We will share this with you for your reference. The details are as follows: Based onExpressAndSocket. ioFirst, we need to install the following package npm install --save expressnpm i

Free HTML5 serial came the "HTML5 Web development Example of the detailed" series (iv) HTML5 in the FileSystem interface

data: Readastext Reads a file as text, the 2nd parameter is the encoding type, and the default is UTF-8 Abort Interrupt Read The following example shows the use of the Readasdataurl method in the FileReader object, with the following code:Tip: The sample code for filesystem in this section is tested under Chrome 28.The example opens with the same effect as

Detailed learning example of html5 websockets full-duplex communication

when the WebSocket connection is closed. The Code is as follows:Ws. onopen = function (){Log ("open ");}Ws. onmessage = function (){Log (e. data );}Ws. onclose = function (){Log ("closed ");} C. Send messages When the socket is open (that is, after the onopen listener is called and before the onclose listener is called), you can use the send method to send messages. Ws. send ("Hello World "); Iii. HTML5 We

Swoole WebSocket Server or client example

Server$ws = NewSwoole_websocket_server (' 0.0.0.0 ', 9502);$ws->on (' Open ', function($ws, $request) { Var_dump($request -FD, $request -Get, $request -Server); $ws->push ($request -FD, "Hello World\ n");});$ws->on (' message ', function($ws, $frame) { Echo"Message:{$frame -Data}\ n"; $ws->push ($frame -FD, "Server:{$frame -Data}");});$ws->on (' Close ', function($ws, $FD) { Echo"client-{$FD}is closed\ n";});$ws->start ();Client$cli = NewSwoole_http_client (' 127.0.0.1 ', 9502);$cli->on ('

Simple Example of HTML5 form verification, html5 form example

Simple Example of HTML5 form verification, html5 form exampleThis article mainly introduces a simple example of using HTML5 form verification, including a small example of using a mobile phone. For more information, see

What does the HTML5 header label mean? HTML5 Header label usage details (with example)

This article mainly introduced to you about the HTML5 header tag elements of the basic introduction, and header tag usage example parsing. Let's take a look at this article about the HTML5 header tag. First of all, let's say HTML5 header tag element Basic introduction A header element is a structure element that has a

HTML5 basic summary (II) -- tag example and html5 basic summary tag

HTML5 basic summary (II) -- tag example and html5 basic summary tag Follow the blog's Mind Map to continue: 2. Check the use of tags. Here are a few small examples (not given ): 1. Use of structure labels. Here we can see the layout of a page: 2. You can draw a picture on the Canvas, such as a straight line, a line, a circle, or a rectangle. If you have

HTML5 supports Server-Sent Events-one-way message transmission data push (C # example ),

HTML5 supports Server-Sent Events-one-way message transmission data push (C # example ), Simple Sequence Diagram for traditional WEB applications to communicate: Currently, most Web apps have Ajax, which is like this: HTML5 has a Server-Sent Events (SSE) function that allows the Server to push data to the client. (Usually calledData push). Data push is like th

Html5css3 example Tutorial: html5 and css3 Implementation of small robot walking animation _ html5 tutorial tips-

Today we are going to bring you an html5 and css3 little robot walking animation. The figures in this example are painted in html5, And the animation effect is implemented in html5 and css3. For more information about html5 and css3 animations, see the Introduction. Today we

Html5 PingPong game development example (1) _ html5 tutorial skills-

://www.google.com/chrome/), Mozilla Firefox (http://mozilla.com/firefox/), and Opera (http://opera.com ), these browsers support the features we need. PreparationHTMLDocument Every website, page, and Html5 game starts with the default HTML document. This HTML document starts with the basic HTML code. We will also start developing our HTML5 games from index.html. Action time We will create our

Example code for creating a line chart using html5 _ html5 tutorial skills-

The following is an example of using html5 to draw a line chart. I think it is quite good. I will share it with you now. I would also like to give you a reference. Let's take a look at it with xiaobian. Example code for creating a line chart using html5 _ html5 tutorial skil

Example code for generating bar chart (Bar Chart) effects using html5, html5 bar chart

Example code for generating bar chart (Bar Chart) effects using html5, html5 bar chartCopy XML/HTML Code to clipboard Code for generating a bar chart (Bar Chart) using html5 Running result: The example code for generating bar chart (Bar Chart) Effects in

Free HTML5 serial came the "HTML5 Web Development Example" serial (c) DOCTYPE and character set

following syntax:"utf-8">For the daily use of web development, combined with the use of HTML 5 character set, the author gives the following suggestions: The highest priority is to specify the encoding using the HTTP request header. Unified full-site character set encoding, HTML 5 recommended UTF-8 character set. Use the META tag to confirm the character set encoding and place it wherever possible in the first child element of an HTML tag. Third-party referenced scripts, wh

Simple example of using HTML5 Form Verification _ html5 tutorial tips-

This article mainly introduces a simple example of using HTML5 form verification, including a small example of using the mobile phone. If you need a friend, you can refer to HTML5 to provide the patern attribute for form elements, it accepts a regular expression. When a form is submitted, this regular expression is use

HTML5 registry ticket autofocus and placeholder text example code _ html5 tutorial tips-

I think you have some knowledge about the automatic focus and placeholder text of HTML5. To use the automatic focus function of HTML5, you only need to add the autofocus attribute in the form field, first, let's take a look at the sample code that uses HTML auto-focus and placeholder text. If you are interested, let's take a look at the sample code that uses HTML auto-focus and placeholder text. The Cod

"HTML5 Web Development Example" series (iv) HTML5 in the FileSystem interface

data: Readastext Reads a file as text, the 2nd parameter is the encoding type, and the default is UTF-8 Abort Interrupt Read The following example shows the use of the Readasdataurl method in the FileReader object, with the following code:  Tip: The sample code for filesystem in this section is tested under Chrome 28.The example opens with the same effect

HTML5 + CSS3 implementation DragandDrop example _ html5 tutorial tips-

This article describes how to implement the drag-and-drop function in HTML5 + CSS3. For more information, see the following section. Drag and drop is an integral part of the HTML5 standard. Browser support: Internet Explorer 9, Firefox, Opera 12, Chrome, and Safari 5 support drag and drop. Dragged element, dragElement:(1) Add an event: ondragstart(2) Add property: dragable Placement element, dropElement:1.

Example of calling third-party location navigation on WeChat html5 page, html5 third-party

Example of calling third-party location navigation on the html5 page, html5 third-party Pull third-party navigation applications from the h5 page To be prepared: Authenticated public account Domain names that have been filed Background: The public account is clicked to jump to the h5 page, and the navigation function is required. Requirement: when a user cl

Html5 PingPong game development example (2) _ html5 tutorial skills-

Tip 2. Then, use the DIV node in the body to create a game platform. There are two beats and one ball on the game platform. Let's not talk about the code. Headerandfooter Html5 introduces many new features and improvements, one of which is semantics. Html5 adds new elements to enhance semantics. We only use two headers and footer. The Header (description) of the tag definition document ), The label

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