Tell us what’s happening:
Hi, I can’t get this to work, please help, I have tried every variation I can think of…thanks!
Your code so far
<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width" />
<title>Learn Regular Expressions by Building a Spam Filter</title>
<link rel="stylesheet" href="styles.css" />
</head>
<body>
<header class="main-text">
<h1 class="title">Is this Spam?</h1>
<p class="description">
Enter a phrase to check if it would be marked as spam or not.
</p>
</header>
<main>
<label class="message-label" for="message-input">Message: </label>
<textarea
placeholder="Enter message here"
value=""
type="text"
name="message"
id="message-input"
rows="10"
cols="40"
></textarea>
<button class="btn" id="check-message-btn" type="button">
Check message
</button>
<p id="result"></p>
</main>
<footer class="footer">© freeCodeCamp</footer>
<script src="./script.js"></script>
</body>
</html>
/* file: script.js */
const messageInput = document.getElementById("message-input");
const result = document.getElementById("result");
const checkMessageButton = document.getElementById("check-message-btn");
const helpRegex = /please help|assist me/i;
// User Editable Region
const dollarRegex = /[0-9]+\s*(?:hundred|thousand|million|billion)?\s+dollars/i;
// User Editable Region
const denyList = [helpRegex, dollarRegex];
const isSpam = (msg) => denyList.some((regex) => regex.test(msg));
checkMessageButton.addEventListener("click", () => {
if (messageInput.value === "") {
alert("Please enter a message.");
return;
}
result.textContent = isSpam(messageInput.value)
? "Oh no! This looks like a spam message."
: "This message does not seem to contain any spam.";
messageInput.value = "";
});
/* file: styles.css */
*,
*::before,
*::after {
box-sizing: border-box;
margin: 0;
padding: 0;
}
:root {
--dark-grey: #1b1b32;
--light-grey: #f5f6f7;
--golden-yellow: #fecc4c;
--yellow: #ffcc4c;
--gold: #feac32;
--orange: #ffac33;
--dark-orange: #f89808;
}
body {
background-color: var(--dark-grey);
color: var(--light-grey);
}
body,
#message-input:placeholder-shown {
text-align: center;
}
textarea {
max-width: 90%;
}
.main-text {
margin: 25px 0;
}
.title {
font-size: 2.5rem;
}
.description {
margin-top: 15px;
font-size: 1.4rem;
}
.message-label {
display: block;
margin-bottom: 20px;
font-size: 1.5rem;
}
#message-input:placeholder-shown,
textarea {
font-size: 1.1rem;
}
.btn {
display: block;
cursor: pointer;
width: 200px;
margin: 10px auto;
color: var(--dark-grey);
background-color: var(--gold);
background-image: linear-gradient(var(--golden-yellow), var(--orange));
border-color: var(--gold);
border-width: 3px;
}
.btn:hover {
background-image: linear-gradient(var(--yellow), var(--dark-orange));
}
#result {
font-size: 2rem;
margin: 20px 0;
}
.footer {
margin-top: 10px;
}
Your browser information:
User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Challenge Information:
Learn Regular Expressions by Building a Spam Filter - Step 20