PHP用户登录页面并连接sql数据库

文件bootstrap-3.3.7-dist
文件bootstrapvalidator-master
jump.php
myfunction.php
myschool.sql

                             demo2.html
 <!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	 <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
	<title>Document</title>
<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css">
<link rel="stylesheet" type="text/css" href="bootstrapvalidator-master\dist\css/bootstrapValidator.min.css">
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery-3.3.1.min.js"></script>
<script type="text/javascript" type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
<script type="text/javascript" src="bootstrapvalidator-master\dist\js/bootstrapValidator.min.js"></script>
</head>
<body>
<div class="container">

<form class="form-horizontal" name= "form1" action="10.php" method="post">
  <div class="form-group">
    <label for="user" class="col-sm-2 control-label">用户名</label>
    
    <div class="col-sm-10">
     
      <input type="text" class="form-control" id="user" name="user" placeholder="请输入用户名">
   
    </div>
 
  </div>
  



  <div class="form-group">
    <label for="pwd" class="col-sm-2 control-label">密码</label>
    <div class="col-sm-10">
      <input type="password" class="form-control" id="pwd" name="pwd" placeholder="请输入密码">
    </div>
  </div>
 
  <div class="form-group">
    <div class="col-sm-offset-2 col-sm-10">
      <button type="submit" class="btn btn-primary btn-lg btn-block">注册</button>
    </div>
   </div>
 </form>
</div>
</body>
<script type="text/javascript">
	$(function () {
        $('form').bootstrapValidator({
　　　　　　　　message: 'This value is not valid',
            　feedbackIcons: {
                　　　　　　　　valid: 'glyphicon glyphicon-ok',
                　　　　　　　　invalid: 'glyphicon glyphicon-remove',
                　　　　　　　　validating: 'glyphicon glyphicon-refresh'
            　　　　　　　　   },
            fields: {
                user: {
                    message: '请输入用户名',
                    validators: {
                        notEmpty: {
                            message: '用户名不能为空'
                        },
                        stringLength: {
                            min: 1,
                            max: 15,
                            message: '用户名长度必须在1到15位之间'
                        },
                        
                    }
                },
                pwd: {
                	message: '请输入密码',
                    validators: {
                        notEmpty: {
                            message: '密码不能为空'
                        }
                    }
                },
                age: {
                    validators: {
                        numeric: {
                            message: '必须为数值'
                        }
                    }
                }
            }
        });
    });
</script>
</html>

转换// 10.php

<?php
include 'myfunction.php';
//防止非法访问
if(empty($_POST)){

	//跳转页面
	show_error('非法访问','dome2.html');
}

//获取表单中的数据
$user =$_POST['user'];
$pwd =$_POST['pwd'];
$user =trim($user);
$pwd =trim($pwd);

//非空验证
  if(empty($user)||empty($pwd)){
     show_error('用户名或密码不能为空','dome2.html');

}

//数据处理
$user = htmlspecialchars(addslashes($user));
$pwd =  htmlspecialchars(addslashes($pwd));
$pwd = md5($pwd);


//构建sql
$time =time();
$sql ="insert into user(id,user,pwd,create_time) values(null,'$user','$pwd',$time)";
// echo $sql;

//连接数据库
$mysqli =new mysqli("localhost",'root','','myschool');
if($mysqli -> connect_error){
      // show_error('连接数据库失败','1.html');
	die('连接数据库失败'.$mysqli->connect_error);
}


//设置编码格式
$mysqli->set_charset('utf8');


//执行sql
$res=$mysqli ->query($sql);
if($res === false){
	// show_error('执行sql出售','1.html')
	die('执行sql出错'.$sql);
}

$n =$mysqli->affected_rows;
if($n>0){
	//显示成功插入一条
	show_success('成功注册','dome2.html',5);
}


// 关闭数据库连接
$mysqli->close();

PHP用户登录页面 并连接sql数据库

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