lovecoding
/
VIPJAVA


			
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							<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>login</title>
    <meta name="description" content="">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <meta name="robots" content="all,follow">
    <link rel="stylesheet" href="https://www.jq22.com/jquery/bootstrap-4.2.1.css">
    <link rel="stylesheet" href="css/style.default.css" id="theme-stylesheet">
  </head>
  <body>
    <div class="page login-page">
      <div class="container d-flex align-items-center">
        <div class="form-holder has-shadow">
          <div class="row">
            <!-- Logo & Information Panel-->
            <div class="col-lg-6">
              <div class="info d-flex align-items-center">
                <div class="content">
                  <div class="logo">
                    <h1>欢迎登录</h1>
                  </div>
                  <p>红雨车位管理系统</p>
                </div>
              </div>
            </div>
            <!-- Form Panel    -->
            <div class="col-lg-6 bg-white">
              <div class="form d-flex align-items-center">
                <div class="content">
                  <form method="post" action="login.html" class="form-validate" id="loginFrom">
                    <div class="form-group">
                      <input id="login-username" type="text" name="userName"  data-msg="请输入用户名" placeholder="用户名" value="admin" class="input-material">
                      <div id="login-username-err" class="is-invalid invalid-feedback" style="display: block;"></div>
                    </div>
                    <div class="form-group">
                      <input id="login-password" type="password" name="passWord"  data-msg="请输入密码" placeholder="密码" class="input-material">
                      <div id="login-password-err" class="is-invalid invalid-feedback" style="display: block;"></div>
                    </div>
                    <button id="login" type="submit" class="btn btn-primary">登录</button>
                    <div style="margin-top: -40px;">
                    	<div class="custom-control custom-checkbox " style="float: right;">
                            <input type="checkbox" class="custom-control-input" id="check2" >
                            <label class="custom-control-label" for="check2">自动登录</label>
                        </div>
                        <div class="custom-control custom-checkbox " style="float: right;">
                            <input type="checkbox" class="custom-control-input" id="check1" >
                            <label class="custom-control-label" for="check1">记住密码&nbsp;&nbsp;</label>
                        </div>
                    </div>
                  </form>
                  <br />
                  <small>没有账号?</small><a href="register.html" class="signup">&nbsp;注册</a>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
    <!-- JavaScript files-->
    <script src="https://www.jq22.com/jquery/jquery-1.10.2.js"></script>
    <script src="https://www.jq22.com/jquery/bootstrap-3.3.4.js"></script>
    <script src="vendor/jquery-validation/jquery.validate.min.js"></script><!--表单验证-->
    <!-- Main File-->
    <script src="js/front.js"></script>
    <script>


      /*
      验证用户名
       */
      function checkUserName(){
        //标识
        let usernameFlag;
        //验证用户名 6-8位
        let username = document.getElementById("login-username");
        //获取value
        username_val = username.value;

        if (username_val.length >= 6 && username_val.length <= 8 ){
          usernameFlag = true;
          console.log("符合")
          //不展示
          let loginusernameerr = document.getElementById("login-username-err");
          loginusernameerr.style.display = "none";
          // loginusernameerr.innerText = "用户名需要6-8位"
          //return true;

        }else{
          usernameFlag = false;
          console.log("不符合")
          /*展示样式*/
          let loginusernameerr = document.getElementById("login-username-err");
          loginusernameerr.style.display = "block";
          loginusernameerr.innerText = "用户名需要6-8位"
        }

        return usernameFlag
      }

      /*
        验证密码
       */
      function checkPassWord(){
        //验证密码6-8位
        let password = document.getElementById("login-password");
        //获取value
        password_val = password.value;

        if (password_val.length >= 6 && password_val.length <= 8 ){
          console.log("密码符合")
          //不展示
          let lperr = document.getElementById("login-password-err");
          lperr.style.display = "none";
          // lperr.innerText = "密码需要6-8位"
          return true;
        }else{

          console.log("密码不符合")
          /*展示样式*/
          let lperr = document.getElementById("login-password-err");
          lperr.style.display = "block";
          lperr.innerText = "密码需要6-8位"
          return false;
        }
      }


      /*
        验证方法
       */
      function loginFromOnSubmit(){
        //调用
        return checkUserName() && checkPassWord() ;
      }


      //js  获取按钮点击事件
      let loginBtn = document.getElementById("login");
      // 点击事件
      loginBtn.onclick = function (){
        // 提交表单 抓取表单
        let loginFrom = document.getElementById("loginFrom");
        // 提交事件
        loginFrom.onsubmit = loginFromOnSubmit;
      }

    </script>
  </body>
</html>