first commit

2024-09-27 02:06:13 +08:00
commit 852d94fbb9
36760 changed files with 3274413 additions and 0 deletions
--- a/历届学生/罗朝/2019-05-04/案例/login.html
+++ b/历届学生/罗朝/2019-05-04/案例/login.html
@@ -0,0 +1,49 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta http-equiv="X-UA-Compatible" content="ie=edge">
+  <title>用户登录</title>
+</head>
+<body>
+  
+
+
+  <div class="login">
+    <input class="username" type="text" placeholder="请输入用户名"> <br>
+    <input class="userpwd" type="password" placeholder="请输入密码"> <span>显示/隐藏</span> <br>
+    <button>登 录</button>
+  </div>
+
+  <script>
+   var showstatus = true;
+   document.querySelector("button").onclick = function () {
+     var username = document.querySelector(".username").value;
+     var userpwd = document.querySelector(".userpwd").value;
+
+     if (username == "2271608011" && userpwd == '123456') {
+       alert("login success")
+     }else {
+       alert("login error")
+     }
+   }
+
+   document.querySelector("span").onclick = function () {
+     
+     if(showstatus){
+       //console.log("显示密码");
+       (document.querySelector(".userpwd")).setAttribute("type","text");
+       showstatus = false
+     }else {
+      //console.log("隐藏密码");
+      (document.querySelector(".userpwd")).setAttribute("type","password");
+      showstatus = true
+     }
+   }
+  
+  </script>
+
+
+</body>
+</html>