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 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.
<!DOCTYPE html> < html > < head > < title > HTML DOM Input Email readOnly Property </ title > </ head > < body STYLE = "TEXT-ALIGN:CENTER;" > < h1 > GeeksforGeeks</ h1 > < h2 >DOM Input Email readOnly Property</ h2 > E-mail: < input type = "email" id = "email" name = "myGeeks" readonly> < BR >< br > < button onclick = "myGeeks()" > Click Here! </ button > < p id = "GFG" style = "font-size:20px;color:green;" ></ p > <!-- Script to access input element with type email attribute --> < script > function myGeeks() { <!--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.
<!DOCTYPE html> < html > < head > < title > HTML DOM Input Email readOnly Property </ title > </ head > < body STYLE = "TEXT-ALIGN:CENTER;" > < h1 > GeeksforGeeks</ h1 > < h2 >DOM Input Email readOnly Property</ h2 > E-mail: < input type = "email" id = "email" name = "myGeeks" readonly> < BR >< br > < button onclick = "myGeeks()" > Click Here! </ button > < p id = "GFG" style = "font-size:20px;color:green;" ></ p > <!-- Script to access input element with type email attribute --> < script > function myGeeks() { <!--returning 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
- Internet Explorer
- Firefox
- Opera
- Safari