314*_*926 5 javascript hyperlink internet-explorer-11
以下代码适用于Google Chrome,但不适用于IE11.
<!DOCTYPE html>
<html>
<head>
<title>title</title>
</head>
<body>
<img id="img1" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAASUlEQVRo3u3PAQ0AIAwDsIGC+TcL
LkhOWgddSU6Ga5udT4iIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIi8cQEjUgGT
mE6z3QAAAABJRU5ErkJggg==" />
<script>
var a = document.createElement('a');
var image = document.getElementById('img1');
a.setAttribute('href', image.src);
a.setAttribute("download", 'fileName');
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
</script>
</body>
</html>
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当我在IE11中运行此代码时,我收到消息:"您是否要允许此网站在您的计算机上打开应用程序?"
单击"允许"后,我"没有安装任何应用程序来打开此类链接(数据)"
如何使它在IE11中工作?
这一个是对IE10 +有用:http://msdn.microsoft.com/en-us/library/hh779016(v=vs.85).aspx
就像是:
<!DOCTYPE html>
<html>
<head>
<title>title</title>
</head>
<body>
<img id="img1" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAASUlEQVRo3u3PAQ0AIAwDsIGC+TcL
LkhOWgddSU6Ga5udT4iIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIi8cQEjUgGT
mE6z3QAAAABJRU5ErkJggg==" />
<canvas id="canvas1"></canvas>
<script>
var image = document.getElementById('img1');
var canvas = document.getElementById('canvas1');
var ctx = canvas.getContext('2d');
ctx.drawImage(image, 0, 0, image.width, image.height);
window.navigator.msSaveBlob(canvas.msToBlob(), 'drawingFileName.png');
</script>
</body>
</html>
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