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A simple method for PHP to process special characters entered in a form, form special characters_PHP tutorial

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2016-07-12 08:59:34882browse

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>
  <&#63;php
   if ($_POST['submitted'] == "yes"){
    $yourname = $_POST['yourname'];
    $yourname = trim ($yourname);
    $yourname = strip_tags ($yourname);
    $yourname = htmlspecialchars ($yourname);
    $yourname = addslashes ($yourname);
    echo $yourname . "<br />";
    &#63;><a href="index.php">Try Again</a><&#63;php
   }
   if ($_POST['submitted'] != "yes"){
    &#63;>
    <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>
    <&#63;php
   }
  &#63;>
 </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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