SVG案例 - W3xue在线HTML/CSS/JS运行工具

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<!DOCTYPE html>
<html>
<body>
​
<p><b>Note: </b>Internet Explorer and Safari do not support SVG filters yet!</p>
​
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
  <defs>
    <filter id="f1" x="0" y="0" width="200%" height="200%">
      <feOffset result="offOut" in="SourceGraphic" dx="20" dy="20" />
      <feGaussianBlur result="blurOut" in="offOut" stdDeviation="10" />
      <feBlend in="SourceGraphic" in2="blurOut" mode="normal" />
    </filter>
  </defs>
  <rect width="90" height="90" stroke="green" stroke-width="3" fill="yellow" filter="url(#f1)" />
</svg>
​
</body>
</html>