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Javascript Functions Development Tutorials, Guides & Insights

Unlock 4+ expert-curated javascript functions tutorials, real-world code snippets, and modern dev strategies. From fundamentals to advanced topics, boost your javascript functions skills on DeveloperBreeze.

Non-Primitive Data Types (Objects, Arrays, and Functions)

Tutorial December 11, 2024
javascript

  • Primitives hold a single value and are immutable.
  • Non-primitives hold collections or behaviors and are mutable.

Example:

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JavaScript Tutorial for Absolute Beginners

Tutorial September 02, 2024
javascript

Example:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>JavaScript Tutorial</title>
</head>
<body>
  <h1>Welcome to JavaScript!</h1>
  <script src="script.js"></script>
</body>
</html>

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Understanding call, apply, and bind in JavaScript

Tutorial August 30, 2024
javascript

Common Use Cases for bind:

  • Event Handlers: You can use bind to set the this value in event handlers.
  • Partial Application: bind allows you to create partially applied functions, where some arguments are pre-set.

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JavaScript Utility Libraries Cheatsheet

Cheatsheet August 21, 2024
javascript

Moment.js is a popular library for parsing, validating, manipulating, and formatting dates in JavaScript.

<table>
  <tr>
    <th>Function</th>
    <th>Description</th>
    <th>Example</th>
  </tr>
  <tr>
    <td><code>moment().format(formatString)
    Formats a date as a string according to the specified format.
    moment().format('MMMM Do YYYY, h:mm:ss a') => September 20th 2024, 3:45:07 pm
  
  
    moment().add(number, unit)
    Adds a specified amount of time to a date.
    moment().add(7, 'days') => Moment object 7 days in the future
  
  
    moment().subtract(number, unit)
    Subtracts a specified amount of time from a date.
    moment().subtract(1, 'year') => Moment object 1 year ago
  
  
    moment().fromNow()
    Displays the time from now in a human-readable format.
    moment('2020-01-01').fromNow() => 3 years ago
  
  
    moment().diff(moment, unit)
    Calculates the difference between two dates.
    moment().diff(moment('2000-01-01'), 'years') => 24

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