标签：canvas dom image 失真 height getElementById table document
// height: document.getElementById("hwLabelform").scrollHeight,//canvas高
// width: document.getElementById("hwLabelform").scrollWidth, //canvas宽
// scale: 4, //按比例增加分辨率 (2=双倍).
domtoimage.toPng(document.getElementById('table'),{height: document.getElementById("table").scrollHeight,width: document.getElementById("table").scrollWidth,scale: 4,})
.then(function (blob) {
window.saveAs(blob, 'my-node.png');
});
标签：canvas,
dom,
image,
失真,
height,
getElementById,
table,
document
From： https://www.cnblogs.com/lijiaxiang/p/17799220.html