The DOM Textarea rows Property is used to set or return the value of a rows attribute of a textarea field. The rows attribute specify 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.
Return Value: It returns a numeric value which represent the height of a textarea field contains the characters.
Example-1: HTML program to illustrate set the DOM Textarea rows Property.
<!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() { // Access textarea element. 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.
<!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
- Internet Explorer
- Firefox
- Opera
- Safari