js多文件下载

        $('#download').click(function(){
            var arr = []
            $('.file').each(function(index){
                arr.push($(this).text())
            })
            var brr = []
            $('.file').each(function(index){
                brr.push($(this).data('url'))
            })

            for(var a=0;a<arr.length;a++){
                for(var b=0;b<brr.length;b++){
                    if(a==b){
                        download(arr[a],brr[b]);
                    }
                }
            }
        })
        function download(name, href) {
            var a = document.createElement("a"),
                e = document.createEvent("MouseEvents");
            e.initEvent("click", false, false);
            a.href = href;
            a.download = name;
            a.dispatchEvent(e);
        }