How to set the text box as read-only in php_How to set the text box as read-only in php-PHP Problem-php.cn

How to set text box to read-only in php

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Release： 2023-08-28 15:27:19

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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>

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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 .

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