jquery enables pictures to follow mouse movement-JS Tutorial-php.cn

jquery enables pictures to follow mouse movement

小云云

Release： 2018-01-15 13:19:05

Original

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I want to write a function that displays a QR code on the right side of a connection when the mouse moves, and follows the mouse movement. This article mainly introduces the relevant information about jquery's implementation of images following the mouse. I hope this article can help everyone realize such a function. , friends in need can refer to it, I hope it can help everyone.

Implementation code:

<html> 
<head> 
<script src="http://libs.baidu.com/jquery/2.0.0/jquery.js"></script> 
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
  <title>jquery图片跟随鼠标</title> 
  <script type="text/javascript"> 
    function hideImg(num){ 
      if(num.className == "1_name"){ 
        $(&#39;#1_erweima&#39;).hide(); 
      }else if(num.className == "2_name"){ 
        $(&#39;#2_erweima&#39;).hide(); 
      } 
    } 
 
    function showImg(num) { 
      var intX = window.event.clientX; 
      var intY = window.event.clientY; 
      if (num.className == "1_name") { 
        $(&#39;#1_erweima&#39;).css("left", intX + 20 + "px"); 
        $(&#39;#1_erweima&#39;).css("top", intY + 10 + "px"); 
        $(&#39;#1_erweima&#39;).show(); 
      } else if (num.className == "2_name") { 
        $(&#39;#2_erweima&#39;).css("left", intX + 20 + "px"); 
        $(&#39;#2_erweima&#39;).css("top", intY + 10 + "px"); 
        $(&#39;#2_erweima&#39;).show(); 
      } 
    } 
  </script> 
</head> 
<body> 
<table> 
  <tr> 
    <th> 
      <a href="https://www.baidu.com/" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="1_name" target="_blank" onmouseout="hideImg(this)" onmousemove="showImg(this)" onmouseover="showImg(this)" style="color: #1192cc;">我是百度，会跟随</a> 
    </th> 
  </tr> 
  <tr> 
    <th> 
      <a href="https://www.baidu.com/" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="1_name" target="_blank" style="color: #1192cc;">我是百度</a> 
    </th> 
  </tr> 
  <tr> 
    <th> 
      <a href="https://www.baidu.com/" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="2_name" target="_blank" onmouseout="hideImg(this)" onmousemove="showImg(this)" onmouseover="showImg(this)" style="color: #1192cc;">我也是百度，也跟随</a> 
    </th> 
  </tr> 
  <p id="1_erweima" style="display:none;right:20;position:absolute;"> 
    <img src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo_top_ca79a146.png" /> 
  </p> 
  <p id="2_erweima" style="display:none;right:20;position:absolute;"> 
    <img src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo_top_ca79a146.png" /> 
  </p> 
</table> 
</body> 
</html>

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