JavaScript (JS) dir Example: HTML DOM Objects – Area Object – JavaScript (JS) dir Example
JavaScript (JS) dir Example: HTML DOM Objects – Area Object – JavaScript (JS) dir Example
Purpose: – Illustrates the JavaScript syntax for the Area Object dir Property .
Prerequistes:
- Install Visual Web Developer 2008
Syntax: AreaObject.dir – Allows you to add dir to an AreaObject
Restrictions: None
Notes:
- You can build your own library of syntax examples by using same web site over and over and just add new files to it.
Instructions:
- Use Visual Web Developer 2008
- Create new web site;
- Click File/New Web Site
- Select ASP.NET Website Template
- Select C-Sharp for hrefuage
- name of Web Site could be JavaScript_Syntax.
- Add New folder named “HTMLDOMObjects”
- Right-click project name in solution explorer;
- add new folder;
- name of folder should be: HTMLDOMObjects
- Add New subfolder to “HTMLDOMObjects” folder named “DOMArea”
- Right-click folder named “HTMLDOMObjects” in solution explorer;
- add new folder;
- name of folder should be: DOMArea
- Add New subfolder to “DOMArea” subfolder named “StandardProperties”
- Right-click subfolder named “DOMArea” in solution explorer;
- add new folder;
- name of folder should be: StandardProperties
- Add HTML Page Named dir to StandardProperties subfolder
- Right-click StandardProperties subfolder;
- add new item;
- Select HTML Page
- HTML Page name should be dir
- Click on copy code in code below to copy code into HTML Page dir.htm
- Right-click on HTML page dir.htm and select view in browser
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title>IdealProgrammer.com: dir </title> <!-- *************************************************** * This example is from http://idealprogrammer.com * *************************************************** --> </head> <body> <input id="Button1" type="button" dir="ltr" value="button" /><br /><br /> <input id="Button2" type="button" dir="ltr" value="button" /><br /><br /> <input id="Button3" type="button" dir="ltr" value="button" /><br /><br /> <script type="text/javascript"> //***************************************************** // DOM Objects //***************************************************** //***************************************************** // *** Area Object - Standard Properties *** //***************************************************** //***************************************************** // dir //***************************************************** // SYNTAX: // object.dir="rtl" or "ltr" Allows you to retrieve or assign text // direction to an element // Two ways to retrieve dir // 1. GetElementsByTagName myObject=document.getElementsByTagName('input')[0]; document.write("Using getElementsByTagName: " + myObject.dir); document.write("<br />"); // 2. GetElementById document.write("Using getElementById: "); document.write(document.getElementById('Button1').dir); // Two ways to assign dir // 1. GetElementById document.getElementById('Button2').dir = "ltr" // 2. GetElementsByTagName myThirdButton = document.getElementsByTagName('input')[2]; myThirdButton.dir = "rtl"; document.write("<br />Direction changed to rtl: ", myThirdButton.dir) </script> </body> </html> |