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Javascript Programming Tutorials, Guides & Best Practices

Explore 93+ expertly crafted javascript tutorials, components, and code examples. Stay productive and build faster with proven implementation strategies and design patterns from DeveloperBreeze.

Tutorial
javascript

Easy JavaScript Tutorial for Beginners

Add JavaScript between <script> tags inside the HTML file:

<!DOCTYPE html>
<html lang="en">
<head>
    <title>JavaScript Example</title>
</head>
<body>
    <button id="myButton">Click Me</button>

    <script>
        document.getElementById('myButton').addEventListener('click', function() {
            alert('Hello from JavaScript!');
        });
    </script>
</body>
</html>

Sep 18, 2024
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Tutorial
javascript

Understanding Closures in JavaScript: A Comprehensive Guide

In this example:

  • outerFunction is the outer function, and it has a local variable outerVariable.
  • innerFunction is the inner function that logs the outerVariable to the console.
  • outerFunction returns innerFunction, and when we call closureFunction, which is assigned to the returned innerFunction, it still has access to the outerVariable even though outerFunction has finished executing.

Aug 30, 2024
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