ThirteeNov

In this tutorial I want to show you how to retrieve currency exchange rate quote from Yahoo Finance using JavaScript.

Basically, JavaScript can not read and write a file. But it should be clearer: JavaScript can not read and write a file “on server”. What about on client side? Yes, JavaScript can read and write file on client side.

Here is JavaScript & HTML source code to show you how to make expandable and collapsible menu list.

Thanks to localStorage. Saving, retrieving and removing temporary data is very easy. To save data, we call this function: localStorage.setItem(); To retrieve data, we call localStorage.getItem(); and to remove it we call localStorage.removeItem();.

This is simple script will convert any raw number into string format with thousand separator. It is useful if you want to show a currency formatted number. Remember, converted value is string, not number.

We can create a single variable that contains string data, which this string data holds several data separated by comma. For example, I create this string: “Andy,New York,28,Journalist”. This single string contains 4 data separated by comma. Now the problem is how to extract this...

In this YouTube playlist we share some video tutorials for you to learn HTML5 easily.

By watching videos in this playlist you can learn JavaScript easily. We show step by step example in our tutorials. We will add next videos in this playlist regularly by the time.

If we have two variables A and B, and the both of their values is time, how do we measure the distance between those variables?

Sometime you want to create HTML5 with specific dimension, and then you make browser zooms on it to full screen.

You know HTML pages is static. We can create dynamic website by mixing HTML and another language, such as PHP.

In this video I will show how simple is to make JavaScript toggle button to hide or show an element on HTML document.

Did you ever try to play image sequences, maybe frame by frame animated cartoon or any sequences with Javascript?

Do you have sequental html pages named from 1.html to 100.html (or whatever the number) and you want to navigate between them? With this javascript code you can navigate to next and previous page easily. 

If you have several CSS file as your web theme, then you must allow your user to switch between one of them. Here is the simple way using Javascript to switch CSS source:

Searching and finding some text in a single web page using JavaScript is easy.