摘要:一、问题描述:在支持html5的浏览器中运行javascript脚本,脚本主要是操作网页上的标签canvas,出错的操作为, getImageData(img,……), chrome 下出错信息为:"Unable to get image data from canvas because the canvas has been tainted by cross-origin data",fireFox 下出错信息为: "Security error" code: "1000"关键代码如下所示: init:function(){ var
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