PHP method to implement asterisk to hide username, mobile phone and email address-PHP Tutorial-php.cn

Home

Backend Development

PHP Tutorial

PHP method to implement asterisk to hide username, mobile phone and email address

墨辰丷

Jun 01, 2018 am 11:00 AM

phpcell phone

这篇文章主要介绍了PHP实现星号隐藏用户名,手机和邮箱的方法,涉及php针对字符正则替换的相关操作技巧,需要的朋友可以参考下

PHP使用星号替代用户名手机和邮箱这个在许多的活动界面会看到如淘宝的购物界面中的一些客户的支付宝号都是隐藏掉的哦,下面我们来看一下它的使用方法吧.

<?php
function hideStar($str) { //用户名、邮箱、手机账号中间字符串以*隐藏
  if (strpos($str, &#39;@&#39;)) {
    $email_array = explode("@", $str);
    $prevfix = (strlen($email_array[0]) < 4) ? "" : substr($str, 0, 3); //邮箱前缀
    $count = 0;
    $str = preg_replace(&#39;/([\d\w+_-]{0,100})@/&#39;, &#39;***@&#39;, $str, -1, $count);
    $rs = $prevfix . $str;
  } else {
    $pattern = &#39;/(1[3458]{1}[0-9])[0-9]{4}([0-9]{4})/i&#39;;
    if (preg_match($pattern, $str)) {
      $rs = preg_replace($pattern, &#39;$1****$2&#39;, $str); // substr_replace($name,&#39;****&#39;,3,4);
    } else {
      $rs = substr($str, 0, 3) . "***" . substr($str, -1);
    }
  }
  return $rs;
}
?>
<?php
$account = "jb51.net";
$email = "123456789@qq.com";
$phone = "13888888888";
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>演示：PHP以星号隐藏用户名手机和邮箱</title>
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1"/>
    <link rel="stylesheet" type="text/css" href="css/common.css" />
    <style type="text/css">
    </style>
  </head>
  <body>
    <p class="head">
      <p class="head_inner clearfix">
        <ul id="nav">
          <li><a href="/">首 页</a></li>
          <li><a href="/templates">网站模板</a></li>
          <li><a href="/js">网页特效</a></li>
          <li><a href="/php">PHP</a></li>
          <li><a href="/site">精选网址</a></li>
        </ul>
        <a class="logo" href=""><img src="/static/imghwm/default1.png"  data-src="images/logo.jpg"  class="lazy"   alt="素材火logo" /></a>
      </p>
    </p>
    <p class="container">
      <p class="demo">
        <h2 id="a-nbsp-href-教程-PHP以星号隐藏用户名手机和邮箱-a"><a href="#">教程：PHP以星号隐藏用户名手机和邮箱</a></h2>
        <table width="100%" class="table_parameters">
          <tr class="tr_head">
            <td>账号</td>
            <td>邮箱</td>
            <td>手机</td>
          </tr>
          <tr>
            <td><?php echo $account; ?></td>
            <td><?php echo $email; ?></td>
            <td><?php echo $phone; ?></td>
          </tr>
          <tr class="red">
            <td><?php echo hideStar($account); ?></td>
            <td><?php echo hideStar($email); ?></td>
            <td><?php echo hideStar($phone); ?></td>
          </tr>
        </table>
      </p>
    </p>
  </body>
</html>

总结：以上就是本篇文的全部内容，希望能对大家的学习有所帮助。

相关推荐：

PHP单态模式简单用法

PHP中串行化用法

php实现数据库操作Model类

The above is the detailed content of PHP method to implement asterisk to hide username, mobile phone and email address. 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

PHP's Purpose: Building Dynamic WebsitesApr 15, 2025 am 12:18 AM

PHP is used to build dynamic websites, and its core functions include: 1. Generate dynamic content and generate web pages in real time by connecting with the database; 2. Process user interaction and form submissions, verify inputs and respond to operations; 3. Manage sessions and user authentication to provide a personalized experience; 4. Optimize performance and follow best practices to improve website efficiency and security.

PHP: Handling Databases and Server-Side LogicApr 15, 2025 am 12:15 AM

PHP uses MySQLi and PDO extensions to interact in database operations and server-side logic processing, and processes server-side logic through functions such as session management. 1) Use MySQLi or PDO to connect to the database and execute SQL queries. 2) Handle HTTP requests and user status through session management and other functions. 3) Use transactions to ensure the atomicity of database operations. 4) Prevent SQL injection, use exception handling and closing connections for debugging. 5) Optimize performance through indexing and cache, write highly readable code and perform error handling.

How do you prevent SQL Injection in PHP? (Prepared statements, PDO)Apr 15, 2025 am 12:15 AM

Using preprocessing statements and PDO in PHP can effectively prevent SQL injection attacks. 1) Use PDO to connect to the database and set the error mode. 2) Create preprocessing statements through the prepare method and pass data using placeholders and execute methods. 3) Process query results and ensure the security and performance of the code.

PHP and Python: Code Examples and ComparisonApr 15, 2025 am 12:07 AM

PHP and Python have their own advantages and disadvantages, and the choice depends on project needs and personal preferences. 1.PHP is suitable for rapid development and maintenance of large-scale web applications. 2. Python dominates the field of data science and machine learning.

PHP in Action: Real-World Examples and ApplicationsApr 14, 2025 am 12:19 AM

PHP is widely used in e-commerce, content management systems and API development. 1) E-commerce: used for shopping cart function and payment processing. 2) Content management system: used for dynamic content generation and user management. 3) API development: used for RESTful API development and API security. Through performance optimization and best practices, the efficiency and maintainability of PHP applications are improved.

PHP: Creating Interactive Web Content with EaseApr 14, 2025 am 12:15 AM

PHP makes it easy to create interactive web content. 1) Dynamically generate content by embedding HTML and display it in real time based on user input or database data. 2) Process form submission and generate dynamic output to ensure that htmlspecialchars is used to prevent XSS. 3) Use MySQL to create a user registration system, and use password_hash and preprocessing statements to enhance security. Mastering these techniques will improve the efficiency of web development.

PHP and Python: Comparing Two Popular Programming LanguagesApr 14, 2025 am 12:13 AM

PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.

The Enduring Relevance of PHP: Is It Still Alive?Apr 14, 2025 am 12:12 AM

PHP is still dynamic and still occupies an important position in the field of modern programming. 1) PHP's simplicity and powerful community support make it widely used in web development; 2) Its flexibility and stability make it outstanding in handling web forms, database operations and file processing; 3) PHP is constantly evolving and optimizing, suitable for beginners and experienced developers.

See all articles