Home  >  Article  >  Backend Development  >  How to set text box to read-only in php

How to set text box to read-only in php

zbt
zbtOriginal
2023-08-23 11:51:471349browse

php method to set the text box as read-only: 1. Create a PHP file named "readonly_textbox.php"; 2. Create an HTML form containing a read-only text box, and the id attribute of the text box Set to "readonly", the name attribute is set to "readonly", the value attribute is set to "readonly text", and a readonly attribute is added; 3. Save and run the "readonly_textbox.php" file.

How to set text box to read-only in php

The operating environment of this tutorial: windows10 system, php8.1.3 version, DELL G3 computer.

In PHP, you can set the HTML text box to be read-only by setting its properties. A read-only text box is an input field that the user cannot edit but can view. The following are the steps on how to set a text box as read-only in PHP:

1. Create a PHP file named "readonly_textbox.php".

2. Add the following code to the file:

<!DOCTYPE html>
<html>
<head>
    
<title>只读文本框示例</title>
</head>
<body>
    
<form>
        <label 
for="readonly">只读文本框:</label>
        <input type="text" 
id="readonly" name="readonly" value="只读文本" readonly>
    
</form>
</body>
</html>

In the above code, we create an HTML form that contains a read-only text box. The id attribute of the text box is set to "readonly", the name attribute is set to "readonly", the value attribute is set to "read-only text", and a readonly attribute is added.

3. Save and run the "readonly_textbox.php" file.

4. Open the file in the browser and you will see a read-only text box that says "Read Only Text" and the user cannot edit the text box.

Through the above steps, you can set the text box to be read-only in PHP. Read-only text boxes are useful for displaying some static or read-only information, such as displaying user profiles or displaying non-editable text. Note that although users cannot edit a read-only text box, they can still copy the text within it .

The above is the detailed content of How to set text box to read-only in php. For more information, please follow other related articles on the PHP Chinese website!

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn