Sunday, 8 February 2026

Node JS RUN EJS FILE









Read More:

https://github.com/johnpapa/node-hello/blob/master/package.json

 https://www.digitalocean.com/community/tutorials/how-to-use-ejs-to-template-your-node-application

Conversation with Gemini

Simple Json file call html file in same folder

JSON html file link

Package.json file has index.js file name

give me simple ejs teb
Here is a complete, minimal repository template setup for an Express + EJS project. You can copy these files directly into your project.
1. File Structure
Ensure your root directory look like this:
text
Hello/
├── index.js
├── index.ejs
└── package.json
Use code with caution.
2. index.ejs (The Template File)
Create your index.ejs file in the root folder and add this valid HTML/EJS code:
html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>EJS GitHub Template</title>
    <style>
        body { font-family: system-ui, sans-serif; background: #fafafa; color: #333; text-align: center; padding: 50px; }
        .card { background: white; max-width: 400px; margin: 0 auto; padding: 20px; border-radius: 8px; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
        h1 { color: #24292e; }
    </style>
</head>
<body>
    <div class="card">
        <h1><%= title %></h1>
        <p><%= message %></p>
    </div>
</body>
</html>
Use code with caution.
3. index.js (The Server Code)
This code initializes Express, points directly to your root folder for views, injects dynamic data, and handles port changes automatically to avoid the EADDRINUSE error:
javascript
const express = require('express');
const path = require('path');
const app = express();

// Use port 3001 if port 3000 is still blocked
const port = process.env.PORT || 3001;

app.set('view engine', 'ejs');
app.set('views', __dirname);

app.get('/', (req, res) => {
  res.render('index', { 
    title: 'Hello GitHub!',
    message: 'This simple template is rendering dynamically using Express and EJS.' 
  });
});

app.listen(port, () => {
  console.log(`Server running successfully on http://localhost:${port}/`);
});
Use code with caution.
4. package.json
Your package file must link strictly to index.js:
json
{
  "name": "simple-ejs-template",
  "version": "1.0.0",
  "main": "index.js",
  "scripts": {
    "start": "node index.js"
  },
  "dependencies": {
    "ejs": "^3.1.10",
    "express": "^5.2.1"
  }
}
Use code with caution.
To run this setup:
  1. Run npm install in your terminal window.
  2. Run npm start.
  3. Open http://localhost:3001/ in your web browser.
Would you like me to guide you through the terminal commands to push this template onto your GitHub repository?

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Conversation with Gemini

Simple Json file call html file in same folder

JSON html file link

Package.json file has index.js file name

Conversation with GeminiSimple Json file call html file in same folder
To call or fetch a JSON file from an HTML file located in the same folder, you need to use JavaScript. The modern and cleanest way to do this is by using the Fetch API.
Here is a simple, complete example of how to set this up.
1. Create your JSON file (data.json)Save this file in your folder. It just holds the raw data.
JSON{  "name": "Alex",  "role": "Developer",  "status": "Active"}2. Create your HTML file (index.html)Save this file in the same folder as your JSON file.
HTML<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta name="viewport" content="width=device-width, initial-scale=1.0">    <title>Fetch JSON Example</title></head><body>
    <h1>User Profile</h1>    <div id="output">Loading data...</div>
    <script>        // Since the JSON file is in the same folder, we just use its name as the URL        fetch('data.json')            .then(response => {                // Check if the file was found successfully                if (!response.ok) {                    throw new Error('Network response was not ok ' + response.statusText);                }                return response.json(); // Parse the JSON data            })            .then(data => {                // Modern template literal to inject data into the HTML                document.getElementById('output').innerHTML = `                    <p><strong>Name:</strong> ${data.name}</p>                    <p><strong>Role:</strong> ${data.role}</p>                    <p><strong>Status:</strong> ${data.status}</p>                `;            })            .catch(error => {                console.error('There was a problem with the fetch operation:', error);                document.getElementById('output').innerText = 'Failed to load data.';            });    </script>
</body></html>⚠️ Important Note: The "CORS" RequirementIf you try to double-click the index.html file to open it directly in your browser, you will likely see an error in your browser console like this:
Fetch API cannot load file:///... URL scheme must be "http" or "https".
Why? Modern browsers block local file requests (file://) for security reasons (CORS policy).
How to fix it:To make this work, you need to run a simple local server. Here are the easiest ways to do it:
VS Code users: Install the extension Live Server, right-click your index.html, and select "Open with Live Server".
Python users: Open your terminal/command prompt in that folder and run:
Bashpython -m http.serverThen open your browser and go to http://localhost:8000.
JSON html file link
If you want to link a JSON file inside your HTML file so you can use its data, the standard and most reliable method is using JavaScript's Fetch API.
Because both files are in the same folder, you can reference the JSON file directly by its filename.
1. The JSON File (data.json)JSON{  "project": "Web App",  "status": "Production",  "version": 2.1}2. The HTML File (index.html)HTML<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Link JSON to HTML</title></head><body>
    <h2>Project Info</h2>    <div id="project-details">Loading...</div>
    <script>        // Link and fetch the JSON file from the same folder        fetch('data.json')            .then(response => response.json())            .then(jsonData => {                // Display the JSON data in the HTML                document.getElementById('project-details').innerHTML = `                    <p>Name: ${jsonData.project}</p>                    <p>Status: ${jsonData.status}</p>                    <p>Version: ${jsonData.version}</p>                `;            })            .catch(error => console.error('Error loading JSON:', error));    </script>
</body></html>Alternative: The <script> Tag MethodIf you don't want to deal with browser security restrictions (CORS) when opening the file locally without a server, you can slightly alter your JSON file to behave like a JavaScript variable.
Change your file to .js instead of .json (data.js):
JavaScriptconst myData = {  "project": "Web App",  "status": "Production",  "version": 2.1};Link it directly in your HTML using a standard script tag:
HTML<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Link JSON via Script</title>    <!-- 1. Link the data file first -->    <script src="data.js"></script> </head><body>
    <h2>Project Info</h2>    <div id="project-details"></div>
    <script>        // 2. You can now use the 'myData' variable instantly        document.getElementById('project-details').innerHTML = `            <p>Name: ${myData.project}</p>            <p>Status: ${myData.status}</p>        `;    </script>
</body></html>Package.json file has index.js file name
If your package.json file points to index.js, it means index.js is set as the entry point for your Node.js application.
Here is what your package.json should look like, along with a simple setup to get it running.
1. The package.json FileInside this file, the "main" property determines which file executes first when you run your project.
JSON{  "name": "my-node-app",  "version": "1.0.0",  "description": "A simple Node.js application",  "main": "index.js",  "scripts": {    "start": "node index.js"  },  "dependencies": {}}2. The index.js FileCreate this file in the same folder as your package.json. This is where your actual JavaScript code goes.
JavaScript// index.jsconsole.log("Hello! Your package.json successfully linked to this index.js file.");
// Example: Simple server or logicconst projectStatus = "Running smoothly";console.log(`Project Status: ${projectStatus}`);How to Run ItOpen your terminal or command prompt in that specific folder and use one of these two commands:
Option A (Using the start script):
Bashnpm startOption B (Running the file directly):
Bashnode index.jsEither command will trigger Node.js to look at your entry point and execute the code inside index.js.Conversation with GeminiSimple Json file call html file in same folder
To call or fetch a JSON file from an HTML file located in the same folder, you need to use JavaScript. The modern and cleanest way to do this is by using the Fetch API.
Here is a simple, complete example of how to set this up.
1. Create your JSON file (data.json)Save this file in your folder. It just holds the raw data.
JSON{  "name": "Alex",  "role": "Developer",  "status": "Active"}2. Create your HTML file (index.html)Save this file in the same folder as your JSON file.
HTML<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta name="viewport" content="width=device-width, initial-scale=1.0">    <title>Fetch JSON Example</title></head><body>
    <h1>User Profile</h1>    <div id="output">Loading data...</div>
    <script>        // Since the JSON file is in the same folder, we just use its name as the URL        fetch('data.json')            .then(response => {                // Check if the file was found successfully                if (!response.ok) {                    throw new Error('Network response was not ok ' + response.statusText);                }                return response.json(); // Parse the JSON data            })            .then(data => {                // Modern template literal to inject data into the HTML                document.getElementById('output').innerHTML = `                    <p><strong>Name:</strong> ${data.name}</p>                    <p><strong>Role:</strong> ${data.role}</p>                    <p><strong>Status:</strong> ${data.status}</p>                `;            })            .catch(error => {                console.error('There was a problem with the fetch operation:', error);                document.getElementById('output').innerText = 'Failed to load data.';            });    </script>
</body></html>⚠️ Important Note: The "CORS" RequirementIf you try to double-click the index.html file to open it directly in your browser, you will likely see an error in your browser console like this:
Fetch API cannot load file:///... URL scheme must be "http" or "https".
Why? Modern browsers block local file requests (file://) for security reasons (CORS policy).
How to fix it:To make this work, you need to run a simple local server. Here are the easiest ways to do it:
VS Code users: Install the extension Live Server, right-click your index.html, and select "Open with Live Server".
Python users: Open your terminal/command prompt in that folder and run:
Bashpython -m http.serverThen open your browser and go to http://localhost:8000.
JSON html file link
If you want to link a JSON file inside your HTML file so you can use its data, the standard and most reliable method is using JavaScript's Fetch API.
Because both files are in the same folder, you can reference the JSON file directly by its filename.
1. The JSON File (data.json)JSON{  "project": "Web App",  "status": "Production",  "version": 2.1}2. The HTML File (index.html)HTML<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Link JSON to HTML</title></head><body>
    <h2>Project Info</h2>    <div id="project-details">Loading...</div>
    <script>        // Link and fetch the JSON file from the same folder        fetch('data.json')            .then(response => response.json())            .then(jsonData => {                // Display the JSON data in the HTML                document.getElementById('project-details').innerHTML = `                    <p>Name: ${jsonData.project}</p>                    <p>Status: ${jsonData.status}</p>                    <p>Version: ${jsonData.version}</p>                `;            })            .catch(error => console.error('Error loading JSON:', error));    </script>
</body></html>Alternative: The <script> Tag MethodIf you don't want to deal with browser security restrictions (CORS) when opening the file locally without a server, you can slightly alter your JSON file to behave like a JavaScript variable.
Change your file to .js instead of .json (data.js):
JavaScriptconst myData = {  "project": "Web App",  "status": "Production",  "version": 2.1};Link it directly in your HTML using a standard script tag:
HTML<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title>Link JSON via Script</title>    <!-- 1. Link the data file first -->    <script src="data.js"></script> </head><body>
    <h2>Project Info</h2>    <div id="project-details"></div>
    <script>        // 2. You can now use the 'myData' variable instantly        document.getElementById('project-details').innerHTML = `            <p>Name: ${myData.project}</p>            <p>Status: ${myData.status}</p>        `;    </script>
</body></html>Package.json file has index.js file name
If your package.json file points to index.js, it means index.js is set as the entry point for your Node.js application.
Here is what your package.json should look like, along with a simple setup to get it running.
1. The package.json FileInside this file, the "main" property determines which file executes first when you run your project.
JSON{  "name": "my-node-app",  "version": "1.0.0",  "description": "A simple Node.js application",  "main": "index.js",  "scripts": {    "start": "node index.js"  },  "dependencies": {}}2. The index.js FileCreate this file in the same folder as your package.json. This is where your actual JavaScript code goes.
JavaScript// index.jsconsole.log("Hello! Your package.json successfully linked to this index.js file.");
// Example: Simple server or logicconst projectStatus = "Running smoothly";console.log(`Project Status: ${projectStatus}`);How to Run ItOpen your terminal or command prompt in that specific folder and use one of these two commands:
Option A (Using the start script):
Bashnpm startOption B (Running the file directly):
Bashnode index.jsEither command will trigger Node.js to look at your entry point and execute the code inside index.js.

Posted by on Sunday, 8 February 2026 at 20:14
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