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Category Archives: javascript

JavaScript – filter an array with Google Chrome.

By admin | Published 22/07/2017

This problem can be easily resolved in the Google Chrome browser. You must press F12 to start Chrome Developer Tools. Then add the java script to the Console. The filter method is part of the ECMAScript 5. The result array contains the values that are not ‘Blue’.

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var colors = new Array('Red', 'Orange', 'Yellow', 'Green', 'Cyan', 'Blue', 'Indigo', 'Violet');
var return_array = colors.filter(function(item) {
return item != 'Blue';
});
console.log(return_array);

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A simple sphere with Three.js .

By admin | Published 19/05/2017

This tutorial is about how to add a simple wireframe sphere into your webpage using the a javascript 3D library named three.js . This 3D library and some demo and examples can be found here. The tutorial for today is let you to know how to deal with a simple object. First you need to make […]

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How to build and improve our web pages.

By admin | Published 17/05/2017

An important element in building and improving our web pages is the content to be added. The basic element is the language we use, which at the end is transformed into HTML, CSS and scripting. The average user wants to be attracted by improving content. So the administrator, designer and content writer – the author […]

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Side menu with jQuery.

By admin | Published 30/03/2017

This side menu is a very simple example with HTML5, CSS and jQuery. The result is this: You can see the source code:

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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Side menu example</title>
<style>
body { margin: 0; background-color:#ffffff; font-family:'Comics';}
 
.pushmenu {
/*this is the menu*/
  background: #6699ff;
  text-align: center;
  width: 200px;
  height: 100%;
  top: 0;
  z-index: 1000;
  position: fixed;
}
 
.pushmenu h3 {
  color: #f1f1f1;
  font-size: 1em;
  font-weight: 400;
  padding: 15px 25px;
  margin: 0;
  background: #6699ff;
  height: 16px;
}
 
.links {
  list-style-type: none;
  padding: 0;
}
 
.links li { margin-top: 10px; }
 
.links li a {
  position: relative;
  display: block;
/* drops the menu vertically*/
  color: #ffffff;
  font-size: 1em;
  font-weight: 400;
  text-decoration: none;
  padding: 5px;
}
 
.links li a:after {
  content: '';
  display: block;
  position: absolute;
  left: 20px;
  bottom: -5px;
  width: 0;
  height: 5px;
  background-color: #ffffff;
  -webkit-transition: width 0.3s ease;
  -moz-transition: width 0.3s ease;
  transition: width 0.3s ease;
}
 
.links li a:hover:after { width: 80%; }
 
.links li a:active { color: #0066ff; }
 
.pushmenu-left { left: -200px; }
 
.pushmenu-left.pushmenu-open { left: 0; }
 
.pushmenu-push {
  overflow-x: hidden;
  position: relative;
  left: 0;
}
 
.pushmenu-push-toright { left: 200px; }
 
/*Transition effect */
 
.pushmenu, .pushmenu-push {
  -webkit-transition: all 0.5s ease;
  -moz-transition: all 0.5s ease;
  transition: all 0.5s ease;
}
 
#nav_list {
  background: url(icon.png) no-repeat left top;
  cursor: pointer;
  height: 27px;
  text-indent: -99999em;
}
 
nav-list.active { background-position: -231px top; }
 
.buttonset {
  background: #003399;
  height: 16px;
  padding: 10px 20px 20px;
}
 
section.content {
  padding: 10px 20px;
  white-space:wrap;
}</style>
<script src="https://code.jquery.com/jquery-3.2.0.min.js"></script>
</head>
<body class="pushmenu-push">
<nav class="pushmenu pushmenu-left">
    <h3>Logo text</h3>
    <ul class="links">
  <li>  <a href="#">Home</a> </li>
   <li> <a href="#">About</a> </li>
   <li> <a href="#">Projects</a> </li>
   <li> <a href="#">Blog</a> </li>
   <li> <a href="#">Contacts</a> </li>
    </ul>
  </nav>
<div class="container">
    <div class="main">
     <section class="buttonset">
            <div id="nav_list">MENU</div>
        </section>
      
     <section class="content">
       <h1>Press to button to see the menu !</h1>
       <p>
         Simple side menu example
       </p>
          </section>
   </div>
</div>
<script type="text/javascript">$(document).ready(function() {
$menuLeft = $('.pushmenu-left');
$nav_list = $('#nav_list');
$nav_list.click(function() {
$(this).toggleClass('active');
$('.pushmenu-push').toggleClass('pushmenu-push-toright');
$menuLeft.toggleClass('pushmenu-open');
});
});</script>
</body>
</html>

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Random lines with jQuery.

By admin | Published 26/03/2017

This is a complex tutorial about HTML5, jQuery and javascript. The result of this tutorial will be a text and one canvas with random animated lines. The result is this animated line into html5 file (also you can see my codepen example) : Because I used jQuery , first line of code into head section […]

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