JavaScript

Cloning objects and arrays in JavaScript

Cloning objects and arrays in JavaScript

30.04.19
For cloning objects in JS there is no specially provided method. You can copy an object in different ways. Since objects are passed by reference, we cannot clone simply by assigning a value to a variable. Objects W...
Enumerating array elements without cycles

Enumerating array elements without cycles

29.04.19
The examples are very abstract, since the cycles exist. You must select all the elements of the array for a given attribute. There are several solutions. The most appropriate option in PHP is to use the built-in funct...
Accordion with jQuery

Accordion with jQuery

28.04.19
An accordion on the site on the site has to be used very often. The easiest option is to write in several lines based on slideToogle(). This option is no exception. For convenience, it was wrapped in a jQuery plugin. ...
Drop down menu

Drop down menu

20.04.19
Drop down menu can be done without JavaScript, only with the help of CSS. With :hover. But the JavaScript menu has its advantages. The most important thing is the delay. Consider a menu with one level of nesting. We w...
Simple JavaScript clock

Simple JavaScript clock

18.04.19
Although this code can easily be found on the Internet, we still write a simple JavaScript clock. Clock:   <div id="clock"></div> <script> window.onload = clock; function clock(){ ...
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