小编cap*_*one的帖子

我正在尝试使用brew services start mysql网站说明安装mysql ,但它给了我一个错误:

Formula `mysql` is not installed.

我已经在我的XAMPP服务器上进行了完全卸载.

终奌站:

Dylans-Macbook:~ dylandude$ brew install mysql@5.7
Updating Homebrew...
==> Auto-updated Homebrew!
Updated 1 tap (homebrew/core).
==> Updated Formulae
ansible                    jpeg-turbo                 phplint
ccrypt                     mapcrafter                 skinny
dxpy                       mikutter
jenkins-job-builder        pgcli

Warning: mysql@5.7 5.7.23 is already installed and up-to-date
To reinstall 5.7.23, run `brew reinstall mysql@5.7`
Dylans-Macbook:~ dylandude$ brew services start mysql
Error: Formula `mysql` is not installed.

我试图做一个非常简单的搜索功能但不知何故我不能让它工作.这是我的HTML:

<form action="" method="POST">
   <div class="row">
      <div class="col-sm-6">
         <input placeholder="Search by name..." type="text" name="field" class="form-control" required="">
      </div>
      <div class="col-sm-3 text-right">
         <input type="submit" name="search" value="Search" class="btn btn-univ">
      </div>
      <div class="col-sm-3">
         <a href="allaccounts.php" class="btn btn-default text-left">Clear Search</a>
      </div>
   </div>
</form>

我的PHP和MySQL代码:

if (isset($_POST['search'])) {
        $field = $_POST['field'];
        $query = mysqli_query($con, "SELECT * FROM pastor WHERE fname OR lname LIKE '%$field%'") or die (mysqli_error($con));
        // I just added this var_dump to check my input. Input is fine.
        var_dump($field);
        if (mysqli_num_rows($query) < 1) { …