警告：mysqli_num_rows（）期望参数1为mysqli_result，bono给出ina [英] Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given ina

问题描述

有什么想法吗？它总是说（密码或电子邮件错误，请再试一次）

<!--start login form-->

        <form name="userinfo_2" id="form_28" method="post" action="index.php" target="_self" enctype="application/x-www-form-urlencoded" class="OBJ-11" style="position:absolute;left:6px;top:12px;width:236px;height:140px;">
          <input id="edit_1" name="email" class="OBJ-12" maxlength="50" style="position:absolute;left:92px;top:7px;width:134px;height:22px;">
          <input id="edit_2" name="password" class="OBJ-12" maxlength="25" type="password" style="position:absolute;left:92px;top:37px;width:132px;height:22px;">
          <input id="butn_1" name="login" class="OBJ-13" type="submit" value="Login" style="position:absolute;left:147px;top:74px;width:76px;height:22px;">
          <input id="butn_2" name="Reset" class="OBJ-13" type="reset" value="Clear" style="position:absolute;left:144px;top:108px;width:81px;height:22px;">
          <div id="txt_5" style="position:absolute;left:8px;top:38px;width:71px;height:16px;overflow:hidden;">
            <p class="Normal"><span class="C-3">Password:</span></p>
          </div>
          <div id="txt_4" style="position:absolute;left:8px;top:8px;width:73px;height:16px;overflow:hidden;">
            <p class="Normal"><span class="C-3">Email:</span></p>
          </div>
        </form>

<?php



include("includes/db.php");



    if(isset($_POST['login'])){



        $email = mysqli_real_escape_string($con,$_POST['email']);

        $password = mysqli_real_escape_string($con,$_POST['password']);



    $sel_user = "select * from jobseeker where admin_email='$email' AND password='$password'";



    $run_user = mysqli_query($con, $sel_user);



     $check_user = mysqli_num_rows($run_user);



    if($check_user==1){



    $_SESSION['admin_email']=$email;



    echo "<script>window.open('home_user.php?logged_in=You have successfully Logged in!','_self')</script>";

    }
    else {

    echo "<script>alert('Password or Email is wrong, try again!')</script>";

    }
    }

?>

推荐答案

_POST ['login']））{

_POST['login'])){

电子邮件 = mysqli_real_escape_string（

email = mysqli_real_escape_string(

con，

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