Joys of Programming » JavaScript

Javascript: Working with Two dimensional arrays

Joys of Programming — Mon, 14 Mar 2011 13:41:33 +0000

You can work with one dimensional arrays by specifying the array elements in square brackets. Now if you want to work with two dimensional arrays, you can make a one dimensional array as one of the elements specified in square brackets Now to access each element, you have to specify both the row number and [...]

Javascript: Working with Arrays (One Dimensional)

Joys of Programming — Mon, 14 Mar 2011 13:33:51 +0000

Working with arrays in Javascript is very simple. Specify the array elements in comma separated format in square formats. The index of the first element of the array starts with 0. So to access the first element of the array You can find the length of an array using length Check how to work with [...]

Javascript: Working with Boolean

Joys of Programming — Mon, 14 Mar 2011 13:07:17 +0000

In Javascript, there are two literals true and false corresponding to the boolean true and false respectively. As Javascript is a dynamically typed language, you can declare a boolean variable as follows You can use it in if conditions

Javascript: Working with Strings

Joys of Programming — Sun, 13 Mar 2011 16:25:14 +0000

Working with strings in Javascript is very simple. You need to put the string in double quotes or single quotes Now if you want to use them, you can simply use them in variables. Let’s same operations like concatenation (+)

Javascript: Working with Floating point Numbers

Joys of Programming — Sun, 13 Mar 2011 16:14:25 +0000

Javascript is dynamically typed language. So unlike other programming languages like C/C++/Java, you need not explicitly specify the type like float, double to work with floating point numbers. You can simply mention Yes, it is as simple as that. And perform operations like

Javascript: Working with Integers

Joys of Programming — Sun, 13 Mar 2011 16:00:52 +0000

Javascript is dynamically typed language. So unlike other programming languages like C/C++/Java, you need not explicitly specify the type like int, Integer to work with integers. You can simply mention Yes, it is as simple as that.

Javascript: Working with Constants

Joys of Programming — Sun, 13 Mar 2011 15:10:13 +0000

Variables in Javascript which can take variable values during program execution. But if you want to work with constants like PI, you can make use of const. The syntax is The best example for a const is PI (used in various mathematical formulas) There are some more things that one can understand from the above [...]

Javascript: Assignment of Variables

Joys of Programming — Sun, 13 Mar 2011 11:55:24 +0000

Once you have learned about the naming and declaration of variables in Javascript, let’s proceed further to know more about the usage of variables. Let’s begin with a simple example in C/C++. Those of you who are not familiar with C/C++, the above function declares a variable to be of type integer and prints it. [...]

Javascript: Variables

Joys of Programming — Sun, 13 Mar 2011 11:36:28 +0000

For any programming language, you first learn how to represent the various day to day usage like bill amount, name of a person, count of things. So the first step is to know whether there is support for Integers (to measure count), Floating point numbers (to express bill amount) and Strings (to write name). If [...]

What is Curl?

Joys of Programming — Tue, 15 Dec 2009 16:37:43 +0000

How did you open this website? Either you entered JoysofProgramming.com in your browser address bar or you came here from some search engine. There are multiple ways by which you can open a website. Opening a website from the browser is one of the many ways. It is possible to open a website from the [...]