HTML | DOM Textarea defaultValue property
The DOM Textarea defaultValue Property is used to set or return the default value of the textarea field.
Syntax:
- It is used to return the defaultValue property.
textareaObject.defaultValue
- It is used to set the defaultValue property:
textareaObject.defaultValue = text/value
Property Values:
- text: It specifies the default value of the text area.
Return Value: It returns the default value of the text area in the form of the string.
Example-1: HTML program to illustrate set the DOM Textarea defaultValue Property.
html
<!DOCTYPE html> < html > < head > < title > DOM Textarea defaultValue Property </ title > < style > body { text-align: center; } h1, h2 { text-align: center; } </ style > </ head > < body > < h1 style="color: green;"> w3wiki </ h1 > < h2 > DOM Textarea defaultValue Property </ h2 > < textarea id="GFG" name="GFG_text"> Portal for Beginner. </ textarea > < br > < br > < button type="button" onclick="myBeginner()"> Submit </ button > < p id="sudo"> </ p > < script > function myBeginner() { document.getElementById("GFG").defaultValue = "A computer science portal for Beginner"; } </ script > </ body > </ html > |
Output:
Before Clicking On Button:
After Clicking On Button:
Example-2: HTML program to illustrate return the DOM Textarea defaultValue Property.
html
<!DOCTYPE html> < html > < head > < title > DOM Textarea defaultValue Property </ title > < style > body { text-align: center; } h1, h2 { text-align: center; } </ style > </ head > < body > < h1 style="color: green;"> w3wiki </ h1 > < h2 > DOM Textarea defaultValue Property </ h2 > < textarea id="GFG" name="GFG_text"> Portal for Beginner. </ textarea > < br > < br > < button type="button" onclick="myBeginner()"> Submit </ button > < p id="sudo"> </ p > < script > function myBeginner() { var x = document.getElementById("GFG").defaultValue; document.getElementById("sudo").innerHTML = "Default value is " + x; } </ script > </ body > </ html > |
Output:
Before Clicking On Button:
After Clicking On Button:
Supported Browsers: The browser supported by Textarea defaultValue Property are listed below:
- Google Chrome 1
- Edge 12
- Internet Explorer 5
- Firefox 1
- Opera 12.1
- Safari 1