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HTML DOM TableData headers Property
The HTML DOM TableData headers property returns and modify the value of headers attribute of a table in an HTML document.
Syntax
Following is the syntax −
1. Returning headers
object.headers
2. Adding colspan
object.headers = “headers_ids”
Let us see an example of headers property −
Example
<!DOCTYPE html> <html> <style> body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; width: 400px; } .btn { background: #db133a; border: none; height: 2rem; border-radius: 2px; width: 40%; display: block; color: #fff; outline: none; cursor: pointer; margin: 1rem auto; } .show { font-size: 1.2rem; } </style> <body> <h1>DOM TableData headers Property Demo</h1> <table border="2"> <thead> <tr> <th>Name</th> <th>Roll No.</th> </tr> <thead> <tbody> <tr> <td headers="Name">John</td> <td headers="Rollno">071717</td> </tr> <tr> <td headers="Name: Jane" id="jane-data">Jane</td> <td headers="Rollno">031717</td> </tr> </tbody> </table> <button onclick="get()" class="btn">Show Headers Value</button> <div class="show"></div> <script> function get() { document.querySelector(".show").innerHTML = document.querySelector('#jane-data').headers; } </script> </body> </html>
Output
This will produce the following output:
Click on “Show Headers Value” button to show the value of headers attribute of Jane row.
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