原生js实现自定义消息提示框

Natalia ·

更新时间:2024-09-20

· 598 次阅读

本文实例为大家分享了js实现自定义消息提示框的具体代码，供大家参考，具体内容如下

效果图

上代码


<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>Document</title>
</head>
<style>
  .popupStyle {
  display: none;
  width: 160px;
  background-color: rgb(85, 85, 85);
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 8px 0;
  position: fixed;
  z-index: 1;
  top: 2%;
  left: 50%;
  margin-left: -80px;
 }
  .popupStyle::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
 }
</style>
<body style="text-align:center">
 <h2 style="margin-top: 100px;">弹窗</h2>
 <div style="text-align: center;">
  <a href="#" onclick="handleMsg(msg)">点我有弹窗!</a>
  <a href="#" onclick="handleDomMsg(domMsg)">点我有弹窗!</a>
 </div>
 <span class="popupStyle" id="popupMsg">提示信息!</span>
 <script>
  const msg = "我是样式弹窗";
  const domMsg = "我是DOM弹窗";
  // 样式弹窗
  function handleMsg(message) {
   const popup = document.getElementById("popupMsg");
   popup.innerHTML = message || "Hello, World";
   popup.style.display="block";
   setTimeout(() => {
    popup.style.display="none"
   }, 1000);
  }
  // DOM 弹窗
  function handleDomMsg(message) {
   const div = document.createElement("div");
   document.body.appendChild(div);
   div.innerHTML = message || "this is a Message";
   div.className = "popupStyle";
   div.style.display = "block";
   setTimeout(() => {
    div.remove();
   }, 1000);
  }
 </script>
</body>
</html>

js实现消息提示框自定义 js

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