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HTML | readonly Attribute

It is a Boolean attribute which is used to specify that the text written in input or text area Element is read-only. 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.

Elements: This attribute is used with two elements which are listed below:
<input>: It is used to readonly attribute to read the content only.

Syntax:

<input readonly>

Example:

<!DOCTYPE html>
<html>
    <head>
        <title>readonly attribute</title>
        <style>
            body {
                text-align:center
            }
            h1, h2 {
                color:green;
                font-style:italic;
            }
        </style>
    </head>
    <body>
    <h1>GeeksForGeeks</h1>
    <h2>readonly attribute in Input Element</h2>
    <form action="">
      Email: <input type="text" name="email"><br>
      Country: <input type="text" name="country" value="Noida" readonly><br>
      <input type="submit" value="Submit">
    </form>
    </body>
</html>

Output:



<textarea>: It is used to hold the readonly attribute.

Syntax:

<textarea readonly>

Example:

<!DOCTYPE html>
<html>
    <head>
        <title>readonly attribute</title>
        <style>
            body {
                text-align:center;
            }
            h1, h2 {
                color:green;
                font-style:italic;
            }
        </style>
    </head>
    <body>
        <h1>GeeksForGeeks</h1>
        <h2>readonly attribute in input Element</h2>
        <textarea rows="4" cols="40" readonly>GeeksForGeeks 
        is a good website for learning computer science. It 
        is a computer science portal for geeks.
        </textarea>
    </body>
</html>

Output:

Supported Browsers: The browser supported by readonly attribute are listed below:

  • Apple Safari 1+
  • Google Chrome 1+
  • Firefox 1+
  • Opera 1+
  • Internet Explorer 6+


This article is attributed to GeeksforGeeks.org

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