HTML | DOM TableData rowSpan Property

The DOM TableData rowSpan Property in HTML DOM is used to set or return the value of the rowspan attribute. The rowspan attribute in HTML specifies the number of rows a cell should span.

Syntax:

It returns the rowSpan property.

tabledataObject.rowSpan

It is used to set the rowSpan property.

tabledataObject.rowSpan = number

Property Values: It contains the value i.e number which specifies the number of rows a cell should span.
Return Values: It returns a numeric value which represents the number of rows a cell should span.

Example-1: This Example returns a rowspan Property.

HTML

<!DOCTYPE html>
<html>
<head>
    <style>
        table,
        th,
        td {
            border: 1px solid green;
        }
    </style>
</head>
<body>
    <h1 style="color:green;">
            GeeksForGeeks
    </h1>
    <h2>
          DOM TableData rowSpan Property
    </h2>
    <table>
        <tr>
            <td id="myTd"
                rowspan="3">
                Geeks
            </td>
            <td>For</td>
            <td>Geeks</td>
        </tr>
    </table>
    <br>
    <button onclick="myFunction()">
        Click Here!
    </button>
    <p id="demo" style="font-size:24px;
                  colorgreen;">
    </p>
 
    <script>
        function myFunction() {
            // return TableData rowspan property
            var x =
                document.getElementById(
                    "myTd").rowSpan;
           
            document.getElementById(
              "demo").innerHTML = x;
        }
    </script>
</body>
</html>

Output:
Before Clicking On Button:

After Clicking On Button:

Example-2: This Example sets the rowspan Property.

HTML

<!DOCTYPE html>
<html>
<head>
    <style>
        table,
        th,
        td {
            border: 1px solid green;
        }
    </style>
</head>
<body>
    <h1 style="color:green;">
        GeeksForGeeks
    </h1>
    <h2>
        DOM TableData rowSpan Property
    </h2>
    <table>
        <tr>
            <td id="myTd" rowspan="3">
                Geeks
            </td>
            <td>For</td>
            <td>Geeks</td>
        </tr>
    </table>
    <br>
    <button onclick="myFunction()">
        Click Here!
    </button>
    <p id="demo" style="font-size:24px;
                  colorgreen;">
    </p>
 
    <script>
        function myFunction() {
            // set TableData rowSpan property
            var x =
                document.getElementById(
                    "myTd").rowSpan = "2";
 
            document.getElementById("demo").innerHTML =
                "The value of the rowspan " +
                "attribute was changed to "
                + x;
        }
    </script>
</body>
</html>