HTML | DOM Table deleteTHead() Method
The Table deleteTHead() method is used for deleting a <thead> element and its content from a table.
It can be only used if a <thead> element already exists.
Syntax
tableObject.deleteTHead()
Below program illustrates the Table deleteTHead() method :
Example-1: Deleting a <thead> element.
<!DOCTYPE html><html> <head> <title>Table deleteTHead() Method in HTML </title> <style> table, td { border: 1px solid green; } h1 { color: green; } h2 { font-family: Impact; } body { text-align: center; } </style></head> <body> <h1>GeeksforGeeks</h1> <h2>Table deleteTHead() Method</h2> <p>To create a Header for the table, double-click the "Add Header" button.</p> <p>To delete the Header from the table, double-click the "Delete Header" button.</p> <table id="Courses" align="center"> <tr> <td>Java</td> <td>Fork Java</td> </tr> <tr> <td>Python</td> <td>Fork Python</td> </tr> <tr> <td>Placements</td> <td>Sudo Placement</td> </tr> </table> <br> <button ondblclick="Add_Head()"> Add Header </button> <button ondblclick="Delete_Head()"> Delete Header </button> <script> function Add_Head() { var MyTable = document.getElementById("Courses"); // Creating table. var MyHeader = MyTable.createTHead(); var MyRow = MyHeader.insertRow(0); var MyCell = MyRow.insertCell(0); MyCell.innerHTML = "<strong>GeeksforGeeks.</strong>"; } function Delete_Head() { // Delete thead. document.getElementById( "Courses").deleteTHead(); } </script> </body> </html> |
Output:
- Before clicking the “Add Header” button:
- After clicking the “Add Header” button:
- After clicking the “Delete Header” button:
Supported Browsers:
- Apple Safari
- Internet Explorer
- Firefox
- Google Chrome
- Opera
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