html多图片下载方法1＜a＞标签 不涉及nginx
//弹框
$("#downloadImg").on("click", function () {
download("filename", "filetype");
});
//开始下载
function download(filename, filetype) {
// 名字，后缀类型
if (filename == "") {
filename = "untitled";
}
if (filetype == "") {
filetype = "png";
}
var imgs = $(".test");
var totaladd = [];
for (var i = 0; i < imgs.length; i++) {
totaladd = $(imgs[i]).attr('src')
var link = document.createElement('a');
document.body.appendChild(link);
link.download = filename + i + "." + filetype;
link.href = totaladd;
link.click();
document.body.removeChild(link);
}
}