22.9.25

Build a Simple Blog Page with a Rating System


Hey, I'm gonna create a simple blog post layout with a footer that includes a rating system. I’ll use just HTML, CSS, and JavaScript

Let’s start!



 Step 1 : The HTML Body

Every web page starts. At the very top, we tell the browser using HTML5:

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My Blog Post</title>
</head>

<body>
  <!-- Content goes here -->
</body>

</html>
  • The <head> contains information about the page, like the title and viewport settings.

  • The <body> contains everything want to show on the screen.

Step 2 : Adding Blog Content

Inside the <body>, let’s add a paragraph:

<p style="background-color: rebeccapurple;">This is my blog post.</p>

Here’s what happens:

  • The <p> tag displays a paragraph of text.

  • The style attribute changes the background color to rebeccapurple (or any color u want), making the text stand out.

Step 3 : Creating the Footer with a Rating System

Now, let’s build a footer that lets users rate the post:

<footer>
  <span style="font-family: 'Courier New', Courier, monospace;">Rate my Post</span>
  <input type="number" id="rating" name="rating" min="1" max="5" step="1">
  <button type="button" onclick="updateRating()">Submit</button>
  <p id="pCopyRight">© 2024 My Blog</p>
</footer>

Breaking it down:

  • The <span> shows the text “Rate my Post” in Courier New font.

  • The <input> allows users to type a number:

    • type="number" ensures only numbers are accepted.

    • min="1" and max="5" limit the rating between 1 and 5.

    • step="1" means only whole numbers are allowed.

  • The <button> calls the updateRating() function when clicked.

  • The <p> shows copyright text.

Step 4 : Adding JavaScript Interactivity

Now I'll add a <script> at the bottom of the page:

<script type="text/javascript">
  console.log("Footer script loaded.");
  console.log("Footer script loaded again.");
  console.log(new Date().getFullYear());

  // Automatically update copyright year
  document.getElementById("pCopyRight").innerText =
    "© " + new Date().getFullYear() + " My Blog";

  // Handle rating submission
  function updateRating() {
    const ratingInput = document.getElementById("rating");
    const ratingValue = ratingInput.value;

    if (ratingValue) {
      alert("You rated this post: " + ratingValue);
    } else {
      alert("Please enter a rating between 1 and 5.");
    }
  }
</script>

What's this?

  • console.log() prints test messages in the developer console.

  • The copyright line:

    document.getElementById("pCopyRight").innerText =
      "© " + new Date().getFullYear() + " My Blog";
    

    Updates the footer year automatically, no need to edit it every year!

  • The updateRating() function:

    • Reads the number from the input box.

    • Shows an alert with the rating.

    • If nothing is entered, it asks the user to provide a rating.

Step 5 : Demo

  • Enter 5 in the box → click Submit → alert shows “You rated this post: 5”.

  • Leave the box empty → click Submit → alert says “Please enter a rating between 1 and 5.”

  • The footer always displays the current year automatically.

Final Code


<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My Blog Post</title>
</head>

<body>
  <p style="background-color: rebeccapurple;">This is my blog post.</p>

  <footer>
    <span style="font-family: 'Courier New', Courier, monospace;">Rate my Post</span>
    <input type="number" id="rating" name="rating" min="1" max="5" step="1">
    <button type="button" onclick="updateRating()">Submit</button>
    <p id="pCopyRight">© 2024 My Blog</p>
  </footer>

  <script type="text/javascript">
    console.log("Footer script loaded.");
    console.log("Footer script loaded again.");
    console.log(new Date().getFullYear());

    document.getElementById("pCopyRight").innerText =
      "© " + new Date().getFullYear() + " My Blog";

    function updateRating() {
      const ratingInput = document.getElementById("rating");
      const ratingValue = ratingInput.value;
      if (ratingValue) {
        alert("You rated this post: " + ratingValue);
      } else {
        alert("Please enter a rating between 1 and 5.");
      }
    }
  </script>
</body>

</html>

Conclusion

And that’s it! You’ve built a simple blog post page with a footer rating system.

This example may be simple, but it shows how HTML handles structure, CSS handles styling, and JavaScript adds interactivity.

You can expand this further by:

  • Replacing the number input with star icons 

  • Saving ratings in a database 

  • Showing average ratings 


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