word、pdf等格式文件下载

<button οnclick="downloadFile">下载</button>

JS方法

function downloadFile()

{

    var request = new XMLHttpRequest();

    request.responseType = "blob";

    request.open("GET", "文件路径");

    request.onload = function ()

    {

        var url = window.URL.createObjectURL(this.response);

        var a = document.createElement("a");

        document.body.appendChild(a);

        a.href = url;

        a.download = "myFile.doc"

        a.click();

    }

    request.send();

}