JavaScript Reference/Javascript Properties/rows 2
"rows" Example
<html>
<body>
<textarea id="myText" rows="3" cols="15" onclick="ab();">
</textarea>
<br>
<button onclick="myText.cols=100;">Set width of Textarea to 100</button>
<button onclick="myText.rows=20;">Set height of Textarea to 20</button>
</body>
</html>
"rows" is applied to
+----------------+--------------------------------------------------------------+
| Applied_To |<textarea> |
+----------------+--------------------------------------------------------------+
"rows" Syntax and Note
Note:
Read and write property.
Specifies the number of horizontal rows in the element.
Syntax:
document.getElementById("textareaID").rows = value
document.all.textareaID.rows = value // IE only