- All these scripts are free, many of them have helpful explanations in their code, useful for those interested to learn JavaScript.

  1. Get position, size and visibility in viewport of HTML element
  2. Add /Delete rows in HTML table with JavaScript
  3. Ajax script to Save Canvas Image on Server
  4. Draw arrow markers between clicks coords in Canvas
  5. Draw arrow markers with clicks in html element
  6. Detect when page visibility state is changed
  7. Countdown Timer with starting time added into a form - V.2
  8. MPGal - Simple Image Gallery
  9. PuzzleImg - Script to Create Image Puzzle Game
  10. Display image file in Canvas, Check its type and size before Upload
  11. Adding data from HTML Table Rows in Form fields
  12. CKEditor Free Image Browse Plugin
  13. Convert XML to JSON in JavaScript
  14. Multiple Drop-Down Select Lists Creator
  15. Multi-Level Menu Creator
  16. JavaScript Trivia Game
  17. Dynamically Button to Scroll to Top Page
  18. JavaScript Slideshow Content
  19. Move image from an element /tag to another
  20. Texarea with buttons to format text, colors and smiles
  21. Volume and Surface Area Calculator of 3D objects
  22. Area and Perimeter Calculator for 2D shapes
  23. JavaScript Chronometer / Stopwatch
  24. Countdown Timer until specified Date-Time
  25. Countdown Timer with starting time added into a form
  26. Find the Day of the Week
  27. Display multiple groups of images (Mini-Gallery of images)
  28. Get Mouse coordinates inside a Div or an Image
  29. Horizontal-Vertical Menu with Arrow Keys Navigation

Daily Test with Code Example

HTML
CSS
JavaScript
PHP-MySQL
Which tag is a block element?
<div> <img> <span>
<div>Web Programming and Development</div>
Which CSS code displays the text underlined?
font-style: italic; text-decoration: underline; font-weight: 500;
h2 {
  text-decoration: underline;
}
Click on the JavaScript function that can access other function after a specified time.
insertBefore() setTimeout() querySelector()
function someFunction() { alert("CoursesWeb.net"); }
setTimeout("someFunction()", 2000);
Click on the instruction that returns the number of items of a multidimensional array in PHP.
count($array) count($array, 1) strlen()
$food = array("fruits" => array("banana", "apple"), "veggie" => array("collard", "pea"));
$nr_food = count($food, 1);
echo $nr_food;       // 6
JavaScript Scripts

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