Wordpress :Creating a Simple Shortcode
The thing to remember with  shortcodes is that they're very easy to create. If you know how to write  a basic PHP function, then you already know how to create a WordPress  shortcode. For our first one, let's create the well-known "Hello, World"  message. Open the functions.php  file in your theme. If the file doesn't exists, create it. First, we have to create a function to return the "Hello World" string. Paste this in your functions.php  file:   view source   print ?   1 function  hello() {   2      return  'Hello, World!' ;   3 } Now that we have a function, we have to turn it into a shortcode. Thanks to the add_shortcode()  function, this is very easy to do. Paste this line after our hello()  function, then save and close the functions.php  file:   view source   print ?   add_shortcode( 'hw' , 'hello' );   The first parameter is the shortcode name, and the second is the function to be called. Now  that the shortcode is create...