HTML | DOM Textarea rows Property
The DOM Textarea rows Property is used to set or return the value of a rows attribute of a textarea field. The rows attribute specifies the number of visible text lines for the control i.e the number of rows to display.
Syntax:
- It is used to Return the rows property:
textareaObject.rows
- It is used to Set the rows property:
textareaObject.rows = number
Property Values:
- number: It specifies a visible number of rows in a textarea field. It has a default value which is 2.
Return Value: It returns a numeric value that represents the height of a textarea field containing the characters.
Example-1: HTML program to illustrate set the DOM Textarea rows Property.
HTML
<!DOCTYPE html><html><head> <title>DOM Textarea rows Property</title> <style> h1, h2 { text-align: center; } </style></head><body style="text-align:center;"> <h1 style="color: green;"> GeeksforGeeks </h1> <h2> DOM Textarea rows Property </h2> <!-- Below id assigned to Textarea Element --> <textarea id="GFG" rows="5" cols="23"> This paragraph has number of rows equal to 5. </textarea> <br> <button type="button" onclick="myGeeks()"> Submit </button> <script> function myGeeks() { // Change the number of rows in a Textarea document.getElementById("GFG").rows = "10"; } </script></body></html> |
Output:
Before Clicking On Button:
After Clicking On Button :
Example-2: HTML program to illustrate to return the DOM Textarea rows Property.
HTML
<!DOCTYPE html><html><head> <title>DOM Textarea rows Property</title> <style> h1, h2 { text-align: center; } </style></head><body style="text-align:center;"> <h1 style="color: green;"> GeeksforGeeks </h1> <h2> DOM Textarea rows Property </h2> <!-- Below id assigned to Textarea Element --> <textarea id="GFG" rows="5" cols="23"> This paragraph has number of rows equal to 5. </textarea> <br> <button type="button" onclick="myGeeks()">Submit</button> <p id="sudo"></p> <script> function myGeeks() { // Return number of rows in the textare. var x = document.getElementById("GFG").rows; document.getElementById("sudo").innerHTML = "There are" + x + " rows in a Textarea height."; } </script></body></html> |
Output: Before Clicking On Button:
After Clicking On Button:
Supported Browsers: The browser supported by Textarea rows Property are listed below:
- Google Chrome 1
- Edge 12
- Internet Explorer 6
- Firefox 1
- Opera 12.1
- Safari 4
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