HTML | DOM Input Email readOnly Property
The DOM Input Email readonly Property is used to set or return whether an Email Field should be read-only or not. It means that a user can not modify or changes an content already present in a particular Element (However, a user can tab to it, highlight it, and copy the text from it) whereas a JavaScript can be used to change the read-only value and make the input field editable.
Syntax:
- It is used to return the readOnly property.
emailObject.readOnly
- It is used to set the readOnly property.
emailObject.readOnly = true|false
Property Values:
- true: It defines that email field is read only.
- false: It is the default value. It defines that email field is not read only.
Return Value: It returns a boolean value which represent the email field is read only or not.
Example-1: This example illustrates how to return the property.
HTML
<!DOCTYPE html> < html > < head > < title > HTML DOM Input Email readOnly Property </ title > </ head > < body STYLE="TEXT-ALIGN:CENTER;"> < h1 > w3wiki</ h1 > < h2 >DOM Input Email readOnly Property</ h2 > E-mail: < input type="email" id="email" name="myBeginner" readonly> < BR >< br > < button onclick="myBeginner()"> Click Here! </ button > < p id="GFG" style="font-size:20px;color:green;"></ p > <!-- Script to return Input Email readOnly Property --> < script > function myBeginner() { <!--returning the readonly Property --> var em = document.getElementById("email").readOnly; document.getElementById("GFG").innerHTML = em; } </ script > </ body > </ html > |
Output:
Before clicking on the button:
After clicking on the button:
Example-2: This example illustrates how to set the property.
HTML
<!DOCTYPE html> < html > < head > < title > HTML DOM Input Email readOnly Property </ title > </ head > < body STYLE="TEXT-ALIGN:CENTER;"> < h1 > w3wiki</ h1 > < h2 >DOM Input Email readOnly Property</ h2 > E-mail: < input type="email" id="email" name="myBeginner" readonly> < BR >< br > < button onclick="myBeginner()"> Click Here! </ button > < p id="GFG" style="font-size:20px;color:green;"></ p > <!-- Script to set Input Email readOnly Property --> < script > function myBeginner() { <!--setting the readonly Property --> var em = document.getElementById("email").readOnly =false; document.getElementById("GFG").innerHTML = em; } </ script > </ body > </ html > |
Output:
Before clicking on the button:
After clicking on the button:
Supported Browsers: The browser supported by DOM input Email readOnly Property are listed below:
- Google Chrome 5
- Edge 12
- Firefox
- Opera 11
- Safari
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