I’m working on exercise, a simple chat/store messages, working on localhost, but it’s not working properly. The objective is to send user and message, and store the user and messages sent with a date. Like:(11:32 @USER: Hello world).
This message data (with user,message and date) should be displayed on page, one after another.
I’m doing this with no dependencies, but I cannot seem to make that work. I will post a feedle on it, can someone help me with this?
let messages = document.getElementById("messages");
let textbox = document.getElementById("textbox");
let button = document.getElementById("button");
let username = document.getElementById("username");
button.addEventListener("keyup", function () {
var newMessage = document.createElement("ul");
newMessage.innerHTML = textbox.value;
messages.appendChild(newMessage);
textbox.value = "";
let time = new Date();
});
<!DOCTYPE HTML>
<html>
<head>
<title>Chat</title>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="style.css">
<title><b>chatbox</b></title>
<form action="" method="get" class="web-form"></form>
<link rel="icon" href="129663.png"/>
</head>
<body>
</form>
<h1 style="color:rgb(168, 203, 231);text-align:left;">chatbox</h1>
<form class="flex-columns">
<div>
<ul id="messages"></ul>
<label id="user" for="username"><b>Username:</b></label>
<input name="username" type="text" name="name" id="name" required/>
<label id="msg" for="msg"><b>Message:</b></label>
<textarea placeholder="Type message.." name="msg" required></textarea>
</div>
<button type="submit" id="button">Send</button>
</form>
<script src="index.js"></script>
</body>
</html>Advertisement
Answer
Since the button type is submit , on click the form submits and performs its default behavior ( send a get request – effectively refreshing the page ) . To prevent this you will have to accept to add e.preventDefault() in your event handler code .
let messages = document.getElementById("messages");
let textbox = document.getElementById("textbox");
let button = document.getElementById("button");
let username = document.getElementById("username");
button.addEventListener("click", function (e) {
e.preventDefault();
var newMessage = document.createElement("ul");
newMessage.innerHTML = textbox.value;
messages.appendChild(newMessage);
textbox.value = "";
let time = new Date();
});
<!DOCTYPE HTML>
<html>
<head>
<title>Chat</title>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="style.css">
<title><b>Web form</b></title>
<form action="" method="get" class="web-form"></form>
<link rel="icon" href="129663.png"/>
</head>
<body>
<h1 style="color:rgb(168, 203, 231);text-align:left;">Web Form Chat</h1>
<form class="flex-columns">
<div>
<ul id="messages"></ul>
<label id="user" for="username"><b>Username:</b></label>
<input name="username" type="text" name="name" id="name" required/>
<label id="msg" for="msg"><b>Message:</b></label>
<textarea id="textbox" placeholder="Type message.." name="msg" required></textarea>
</div>
<button type="submit" id="button">Send</button>
</form>
<div id="messages">
</div>
<script src="index.js"></script>
</body>
</html>