HTML | DOM Bdo Object

Last Updated : 14 Jan, 2019

The DOM Bdo Object is used to represent the HTML <Bdo> element. The Bidirectional element is accessed by getElementById().
Properties: It has a dir attribute which is used to set or return the text direction of an element.
Syntax:

document.getElementById("GFG");

Where “GFG” is the ID assigned to the “bdo” tag.
Example-1:

<!DOCTYPE html>
<html>
  
<body>
  
    <head>
        <style>
            h1 {
                color: green;
            }
              
            h2 {
                font-size: 35px;
            }
        </style>
    </head>
  
    <body>
        <h1>GeeksForGeeks</h1>
        <h2>DOM Bdo Object</h2>
        <bdo id="GFG" dir="rtl">
          A Computer science portal for geeks
        </bdo>
        <br>
        <button onclick="myGeeks()">Submit</button>
        <p id="sudo"></p>
  
        <script>
            function myGeeks() {
                var w = document.getElementById("GFG");
                if (w.dir === "rtl") {
                    document.getElementById("sudo").innerHTML =
                        "right to left text direction";
                } else {
                    document.getElementById("sudo").innerHTML =
                        " left to right text direction.";
                }
            }
        </script>
  
    </body>
  
</html>

Output:
Before Clicking On Button:

After Clicking on Button:

Example-2: Bdo Object can be created by using the “document.createElement method.

<!DOCTYPE html>
<html>
  
<body>
  
    <head>
        <style>
            h1 {
                color: green;
            }
              
            h2 {
                font-size: 35px;
            }
        </style>
    </head>
  
    <body>
        <h1>GeeksForGeeks</h1>
        <h2>DOM Bdo Object</h2>
        <button onclick="myGeeks()">Submit</button>
  
        <script>
            function myGeeks() {
                var g = document.createElement("BDO");
                var f = document.createTextNode("GeeksForGeeks.");
                g.setAttribute("dir", "rtl");
                g.appendChild(f);
                document.body.appendChild(g);
            }
        </script>
  
    </body>
  
</html>

Output:
Before Clicking on Button:

After Clicking on Button:

Supported Browsers: The browser supported by DOM Bdo Object are listed below:

Google Chrome
Internet Explorer
Firefox
Opera
Safari

My Personal Notes

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