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A simple method for PHP to process special characters entered in a form, form special characters_PHP tutorial
A simple method for PHP to process special characters entered in a form, form special characters_PHP tutorial
How PHP simply handles special characters entered in a form, special characters in a form
This article describes an example of how PHP simply handles special characters entered in a form. Share it with everyone for your reference, the details are as follows:
<html>
<body>
<?php
if ($_POST['submitted'] == "yes"){
$yourname = $_POST['yourname'];
$yourname = trim ($yourname);
$yourname = strip_tags ($yourname);
$yourname = htmlspecialchars ($yourname);
$yourname = addslashes ($yourname);
echo $yourname . "<br />";
?><a href="index.php">Try Again</a><?php
}
if ($_POST['submitted'] != "yes"){
?>
<form action="index.php" method="post">
<p>Example:</p>
<input type="hidden" name="submitted" value="yes" />
Your Name: <input type="text" name="yourname" maxlength="150" /><br />
<input type="submit" value="Submit" style="margin-top: 10px;" />
</form>
<?php
}
?>
</div>
</body>
</html>
Readers who are interested in more PHP-related content can check out the special topics of this site: "Summary of Usage of PHP Strings", "Summary of Usage of PHP Operations and Operators", "Introduction to PHP Basic Syntax Tutorial" and "php Summary of methods to prevent SQL injection》
I hope this article will be helpful to everyone in PHP programming.
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