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How to set text box to read-only in php
- zbtOriginal
- 2023-08-23 11:51:471352browse
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.
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 .
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