jquery+js实现下载服务器目录中的文件

function templateDownLoad() {
    $.ajax({
        url: resolve("aaa/bbb/ccc/targetFile.txt#"),
    }).success(function (data,status) {
        download('targetFile.txt',data);
    })
}

function download(filename,text){
    var pom = document.createElement("a");
    pom.setAttribute(
        "href",
        "data:text/plain;charset=utf-8," + encodeURIComponent(text)
    );
    pom.setAttribute("download", filename);
    if (document.createEvent) {
        var event = document.createEvent("MouseEvents");
        event.initEvent("click", true, true);
        pom.dispatchEvent(event);
    } else {
        pom.click();
    }

}