问将blob转换为.doc、.docx、.xls或.txt以在浏览器中查看，而无需使用Javascript下载

EN

 var ieEDGE = navigator.userAgent.match(/Edge/g);
        var ie = navigator.userAgent.match(/.NET/g); // IE 11+
        var oldIE = navigator.userAgent.match(/MSIE/g);
        //var bytes = new Uint8Array(response); //use this if data is raw bytes else directly pass resData
        var blob = new window.Blob([response], { type: 'application/pdf' });

        if (ie || oldIE || ieEDGE) {
          window.navigator.msSaveBlob(blob, fileName);
        }
        else {
          var fileURL = URL.createObjectURL(blob);
          window.open(fileURL);
        }