Created
February 9, 2024 19:54
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WebSocket HTML Chat Client and Server
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>WebSocket Simple Chat</title> | |
| <style> | |
| #chatbox { | |
| width: 200px; | |
| height: 100px; | |
| border: 2px solid gray; | |
| padding: 1rem; | |
| display: flex; | |
| flex-direction: column; | |
| overflow: scroll; | |
| } | |
| .admin { | |
| align-self: flex-start; | |
| background-color: blue; | |
| color: white; | |
| padding: 0.5rem; | |
| margin: 0.5rem; | |
| } | |
| .client { | |
| align-self: flex-end; | |
| background-color: brown; | |
| color: white; | |
| padding: 0.5rem; | |
| margin: 0.5rem; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="chatbox"></div> | |
| <input type="text" id="msg" placeholder="Message..."> | |
| <button id="send">Send</button> | |
| <script> | |
| const messageInput = document.getElementById("msg"); | |
| const btnSend = document.getElementById("send"); | |
| const chatBox = document.getElementById("chatbox"); | |
| const myWebSocket = new WebSocket("ws://localhost:4600"); | |
| myWebSocket.addEventListener("message", (serverMsg) => { | |
| chatBox.innerHTML += '<div class="admin">' + serverMsg.data + '</div>'; | |
| chatBox.scrollTop = chatBox.scrollHeight; | |
| }) | |
| const sendMessage = () => { | |
| myWebSocket.send(messageInput.value); | |
| chatBox.innerHTML += '<div class="client">' + messageInput.value + '</div>'; | |
| chatBox.scrollTop = chatBox.scrollHeight; | |
| messageInput.value = ""; | |
| }; | |
| btnSend.addEventListener("click",sendMessage); | |
| messageInput.addEventListener("keyup", (event) => { | |
| if (event.key == "Enter") { | |
| sendMessage() | |
| } | |
| }) | |
| </script> | |
| </body> | |
| </html> |
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| // Simple WebSocket | |
| /* | |
| 1.install ws: | |
| npm install ws | |
| 2. run: | |
| node server.js | |
| */ | |
| const WebSocket = require("ws"); | |
| const server = new WebSocket.Server({ | |
| host: "localhost", | |
| port: 4600 | |
| }); | |
| console.log("Server is Ready!"); | |
| server.on("connection" , (socket) => { | |
| client = socket; | |
| console.log("Someone is connected!"); | |
| socket.on("message" , (message) => { | |
| console.log("Client:" , message.toString()); | |
| }); | |
| }); | |
| process.stdin.on("data" , (data)=> { | |
| client.send(data.toString().trim()); | |
| }); |
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