JS 单击连接保存图片的函数

2种形式都可以
第一种：
<script> function SaveAs5(imgURL) { var oPop = window.open(imgURL,"","width=1, height=1, top=5000, left=5000"); for(; oPop.document.readyState != "complete"; ) { if (oPop.document.readyState == "complete")break; } oPop.document.execCommand("SaveAs"); oPop.close(); } </script> <img src="https://www.jb51.net/www.gxlcms.com/images/logo.gif" id="DemoImg" border="0" onclick="SaveAs5(this.src)">
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]
第二种：
<script> function SaveAs5(imgURL) { var oPop = window.open(imgURL,"","width=1, height=1, top=5000, left=5000"); for(; oPop.document.readyState != "complete"; ){ if (oPop.document.readyState == "complete")break; } oPop.document.execCommand("SaveAs"); oPop.close(); } </script> <img src="https://www.jb51.net/www.gxlcms.com/images/logo.gif" id="DemoImg" border="0"> 点击这里下载图片
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]