如何设置过渡效果从JavaScript开始的时间？

要设置过渡效果的开始时间，请使用JavaScript transitionDelay 属性。您可以尝试运行以下代码来学习如何从JavaScript开始过渡效果时返回-

示例

<!DOCTYPE html>
<html>
   <head>
      <style>
         #div1 {
            position: relative;
            margin: 10px;
            height: 300px;
            width: 400px;
            padding: 20px;
            border: 2px solid blue;
         }

         #div2 {
            padding: 80px;
            position: absolute;
            border: 2px solid BLUE;
            background-color: yellow;
            transform: rotateY(45deg);
            transition: all 5s;
         }

         #div2:hover {
            background-color: orange;
            width: 50px;
            height: 50px;
            padding: 100px;
            border-radius: 50px;
         }
      </style>
   </head>
   <body>
      <p>Hover over DIV2</p>

      <button onclick = "display()">Set</button>

      <div id = "div1">DIV1
         <div id = "div2">DIV2</div>
      </div>
      <script>
         function display() {
            document.getElementById("div2").style.transitionTimingFunction = "ease-in";
            document.getElementById("div2").style.transitionDelay = "1s";
         }
      </script>
   </body>
</html>

基础教程