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javascript - iframe的designMode兼容火狐

ringa_lee 2017-04-11 12:22:46

358


<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>grid</title>
</head>
<body>
  <iframe src=""></iframe>
</body>
<script type="text/javascript">
    var ifa=document.getElementsByTagName('iframe')[0];
        ifa.contentDocument.designMode='on';
        ifa.contentWindow.document.designMode='on'
</script>
</html>

https://developer.mozilla.org...
让iframe成为可编辑模式，chrome和ie可以，但是火狐好像不能，要怎么解决呢？？谢谢