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用户信息添加、修改、删除

程序员文章站 2022-03-24 09:45:04
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用户信息添加、修改、删除

添加用户信息 adduser.html

  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8" />
  5. <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  6. <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  7. <title>添加用户</title>
  8. <style>
  9. .form {
  10. width: 360px;
  11. margin: 0 auto;
  12. padding: 10px;
  13. }
  14. form {
  15. display: grid;
  16. gap: 0.5rem;
  17. }
  18. fieldset {
  19. display: grid;
  20. gap: 0.5rem;
  21. }
  22. h2 {
  23. text-align: center;
  24. }
  25. </style>
  26. </head>
  27. <body>
  28. <div class="form">
  29. <h2>添加用户</h2>
  30. <form action="createuser.php" method="post">
  31. <fieldset>
  32. <legend>必填项</legend>
  33. <div>
  34. <label for="account">用名:</label>
  35. <input id="account" type="text" name="account" required />
  36. </div>
  37. <div>
  38. <label for="password">密码:</label>
  39. <input type="password" id="password" name="password" required />
  40. </div>
  41. </fieldset>
  42. <fieldset>
  43. <legend>选填项</legend>
  44. <div>
  45. <label for="name">姓名:</label>
  46. <input type="text" id="name" name="name" />
  47. </div>
  48. <div>
  49. <label for="email">邮箱:</label>
  50. <input id="email" type="email" name="email" />
  51. </div>
  52. <div>
  53. <label for="phone">电话:</label>
  54. <input id="phone" type="number" name="phone" />
  55. </div>
  56. </fieldset>
  57. <div>
  58. <label for="phone">状态:</label>
  59. <select name="state" id="">
  60. <option value="1">开启</option>
  61. <option value="2">关闭</option>
  62. </select>
  63. </div>
  64. <button>添加</button>
  65. </form>
  66. </div>
  67. </body>
  68. </html>

用户信息添加、修改、删除

数据库链接,创建PDO对象文件 linkdb.php

  1. <?php
  2. try{
  3. $pdo = new PDO('mysql:host=127.0.0.1;dbname=prodb','root','123456');
  4. }catch(PDOException $e){
  5. // 抛出错误,错误是你可以定义的
  6. echo '数据库连接失败' . $e->getMessage();
  7. }

添加用户信息后台文件createuser.php

  1. <?php
  2. require_once "linkdb.php";
  3. if(!empty($_POST)){
  4. $account=trim($_POST['account']);
  5. $password=md5(trim($_POST['password']));
  6. $name=trim($_POST['name'])??"";
  7. $email=trim($_POST['email'])??"";
  8. $phone=$_POST['phone'];
  9. // var_dump(is_integer($phone),$phone);
  10. $createTime=time();
  11. $updateTime=time();
  12. $state=$_POST['state'];
  13. $pdo->query('SET NAMES utf8');
  14. $sql="INSERT INTO `php_user` SET `account`=? ,`password`=?,";
  15. $sql.="`name`=?,`email`=?,`phone`=?,`create_time`=?,`update_time`=?,`state`=?";
  16. $pre=$pdo->prepare($sql);
  17. $exec=$pre->execute(
  18. [
  19. $account,
  20. $password,
  21. $name,
  22. $email,
  23. $phone,
  24. $createTime,
  25. $updateTime,
  26. $state
  27. ]
  28. );
  29. if($exec){
  30. echo $pre -> rowCount();
  31. echo '<hr>';
  32. echo $pdo -> lastInsertId();
  33. echo '<script>alert("添加成功");location.href="showuser.php"</script>';
  34. }else{
  35. print_r($pre->errorInfo());
  36. }
  37. }

显示用户信息文件 showuser.php

  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8">
  5. <meta http-equiv="X-UA-Compatible" content="IE=edge">
  6. <meta name="viewport" content="width=device-width, initial-scale=1.0">
  7. <title>显示用户信息</title>
  8. <style>
  9. /* 1. 添加表格线,添加给单元格 */
  10. tbody td,
  11. th {
  12. border: 1px solid;
  13. }
  14. /* 2. 折叠表格线 */
  15. table {
  16. border-collapse: collapse;
  17. width: 90%;
  18. /* 对齐 */
  19. text-align: center;
  20. margin: 2em auto;
  21. }
  22. /* 标题 */
  23. table caption {
  24. font-weight: bolder;
  25. margin-bottom: 1em;
  26. }
  27. table thead {
  28. background-color: lightgreen;
  29. }
  30. tbody tr:nth-of-type(2n){
  31. background-color: #ddd;
  32. }
  33. </style>
  34. </head>
  35. <body>
  36. <?php
  37. require_once "linkdb.php";
  38. $sql='SELECT * FROM `php_user`';
  39. $pre=$pdo->prepare($sql);
  40. $pre -> bindColumn('id',$id);
  41. $pre -> bindColumn('account',$account);
  42. $pre -> bindColumn('name',$name);
  43. $pre -> bindColumn('phone',$phone);
  44. $pre -> bindColumn('email',$email);
  45. $pre -> bindColumn('create_time',$create_time);
  46. $pre -> bindColumn('update_time',$update_time);
  47. $pre -> bindColumn('state',$state);
  48. $exec=$pre->execute();
  49. ?>
  50. <div class="show">
  51. <table>
  52. <caption>用户信息</caption>
  53. <thead>
  54. <tr>
  55. <th><input type="checkbox" id="check_all"></th>
  56. <th>ID</th>
  57. <th>用户名</th>
  58. <th>姓名</th>
  59. <th>电话</th>
  60. <th>邮箱</th>
  61. <th>创建时间</th>
  62. <th>最后登录时间</th>
  63. <th>状态</th>
  64. </tr>
  65. </thead>
  66. <tbody>
  67. <?php while ($pre->fetch(PDO::FETCH_ASSOC)):?>
  68. <tr>
  69. <td><input type="checkbox" class="chk_item"></td>
  70. <td class="id"><?=$id?></td>
  71. <td><a href="edituser.html?id=<?=$id?>" title="点击修改用户信息" ><?=$account?></a></td>
  72. <td><?=$name?></td>
  73. <td><?=$phone?></td>
  74. <td><?=$email?></td>
  75. <td><?=date('Y-m-d',$create_time)?></td>
  76. <td><?=date('Y-m-d',$update_time)?></td>
  77. <td><?=$state==1?'开启':'关闭'?></td>
  78. </tr>
  79. <?php endwhile ?>
  80. </tbody>
  81. <tfoot>
  82. <tr><td colspan="3"><button onclick="del()">删除</button></td>
  83. <td><a href="adduser.html">添加用户</a></td>
  84. </tr>
  85. </tfoot>
  86. </table>
  87. </div>
  88. <script>
  89. const chkAll=document.querySelector("#check_all");
  90. const chkItems=document.querySelectorAll(".chk_item");
  91. chkAll.onchange=ev=>chkItems.forEach(item=>item.checked=ev.target.checked);
  92. chkItems.forEach(item=>item.onchange=()=>chkAll.checked=[...chkItems].every(item=>item.checked));
  93. function del(){
  94. if(confirm('您确定要删除这些用户吗?')){
  95. const chkItems=document.querySelectorAll(".chk_item");
  96. chkItems.forEach(item=>{
  97. if(item.checked){
  98. const id=item.parentElement.nextElementSibling.textContent;
  99. let isDel=delOpt(id);
  100. if(isDel){
  101. // console.log( item.parentElement.parentElement);
  102. item.parentElement.parentElement.remove();
  103. }
  104. }
  105. })
  106. }else{
  107. alert("NO");
  108. }
  109. }
  110. async function delOpt(id){
  111. const response = await fetch("del_user.php?id=" + id);
  112. const comments = await response.json();
  113. return comments;
  114. }
  115. </script>
  116. </body>
  117. </html>

用户信息添加、修改、删除

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    用户信息添加、修改、删除

删除用户文件 del_user.php

  1. <?php
  2. require_once "linkdb.php";
  3. $id=$_GET['id'];
  4. $sql="DELETE FROM `php_user` WHERE id=$id";
  5. $pre=$pdo->prepare($sql);
  6. $exec=$pre->execute();
  7. if($exec){
  8. echo 1;
  9. }else{echo 0;}

修改用户信息 页面文件edituser.html

  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8" />
  5. <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  6. <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  7. <title>更新用户</title>
  8. <style>
  9. .form {
  10. width: 360px;
  11. margin: 0 auto;
  12. padding: 10px;
  13. }
  14. form {
  15. display: grid;
  16. gap: 0.5rem;
  17. }
  18. fieldset {
  19. display: grid;
  20. gap: 0.5rem;
  21. }
  22. h2 {
  23. text-align: center;
  24. }
  25. </style>
  26. </head>
  27. <body>
  28. <div class="form">
  29. <h2>更新用户信息</h2>
  30. <form action="updateuser.php" method="post">
  31. <fieldset>
  32. <legend>用户信息</legend>
  33. <div>
  34. <input type="hidden" name="id" />
  35. <label for="account">用名:</label>
  36. <input id="account" type="text" name="account" required readonly />
  37. </div>
  38. <div>
  39. <label for="name">姓名:</label>
  40. <input type="text" id="name" name="name" />
  41. </div>
  42. <div>
  43. <label for="email">邮箱:</label>
  44. <input id="email" type="email" name="email" />
  45. </div>
  46. <div>
  47. <label for="phone">电话:</label>
  48. <input id="phone" type="number" name="phone" />
  49. </div>
  50. </fieldset>
  51. <div>
  52. <label for="phone">状态:</label>
  53. <select name="state" id="">
  54. <option value="1">开启</option>
  55. <option value="2">关闭</option>
  56. </select>
  57. </div>
  58. <button>修改</button>
  59. </form>
  60. </div>
  61. <script>
  62. let url = location.search;
  63. let id = url.substr(4);
  64. if (id > 0) {
  65. fetch("searchbyid.php?id=" + id)
  66. .then((response) => response.json())
  67. .then((json) => {
  68. const form = document.forms[0];
  69. form.id.value = json.id;
  70. form.account.value = json.account;
  71. form.account.readonly = true;
  72. form.phone.value = json.phone;
  73. form.email.value = json.email;
  74. form.name.value = json.name;
  75. form.state.value = json.state;
  76. });
  77. } else {
  78. }
  79. </script>
  80. </body>
  81. </html>

用户信息添加、修改、删除

修改用户信息 后台文件updateuser.php

  1. <?php
  2. require_once "linkDB.php";
  3. if(!empty($_POST)){
  4. $id=$_POST['id'];
  5. $account=trim($_POST['account']);
  6. $name=trim($_POST['name'])??"";
  7. $email=trim($_POST['email'])??"";
  8. $phone=$_POST['phone'];
  9. // var_dump(is_integer($phone),$phone);
  10. $updateTime=time();
  11. $state=$_POST['state'];
  12. $pdo->query('SET NAMES utf8');
  13. $sql="UPDATE `php_user` SET `name`=?,`email`=?,`phone`=?,`update_time`=?,`state`=? WHERE id=?";
  14. $pre=$pdo->prepare($sql);
  15. $exec=$pre->execute(
  16. [
  17. $name,
  18. $email,
  19. $phone,
  20. $updateTime,
  21. $state,
  22. $id
  23. ]
  24. );
  25. if($exec){
  26. echo $pre -> rowCount();
  27. echo '<hr>';
  28. echo $pdo -> lastInsertId();
  29. echo '<script>alert("修改成功");location.href="showuser.php"</script>';
  30. }else{
  31. print_r($pre->errorInfo());
  32. }
  33. }