baoshi-was/resources/js/utilities/html2canvas.js

import html2canvas from'html2canvas'

window.canvasImg = function(dom,imageDiv,scale=1,func){
    html2canvas($(dom)[0],{
        _backgroundColor:null,
        useCORS:true,
        scale:scale
    }).then(canvas=>{
        func(canvas);
    });
};